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    <title>DEV Community: Muhammed Nazeem</title>
    <description>The latest articles on DEV Community by Muhammed Nazeem (@n4ze3m).</description>
    <link>https://dev.to/n4ze3m</link>
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      <title>DEV Community: Muhammed Nazeem</title>
      <link>https://dev.to/n4ze3m</link>
    </image>
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    <item>
      <title>Top Polywork Alternatives in 2025</title>
      <dc:creator>Muhammed Nazeem</dc:creator>
      <pubDate>Tue, 15 Jul 2025 06:19:45 +0000</pubDate>
      <link>https://dev.to/n4ze3m/top-polywork-alternatives-in-2025-51n6</link>
      <guid>https://dev.to/n4ze3m/top-polywork-alternatives-in-2025-51n6</guid>
      <description>&lt;p&gt;Hey there, fellow professionals and creators! If you’ve been in the tech or networking space, you might remember Polywork as that nifty platform that let you whip up a quick personal website straight from your LinkedIn profile, no manual hassle involved. It was a game-changer for showcasing your skills, projects, and multifaceted career without starting from scratch. Unfortunately, Polywork has been discontinued since January 2025, leaving many of us scrambling for replacements. But don’t worry, there are some solid alternatives out there. In this short blog, I’ll highlight a few, with a special shout-out to one that stands out.&lt;/p&gt;

&lt;h3&gt;
  
  
  Why Polywork Mattered (and Why We Need Alternatives)
&lt;/h3&gt;

&lt;p&gt;Polywork was all about simplicity: import your LinkedIn data, get a polished site with custom subdomains, and boom, you’re online. It catered to “polyworkers” (those juggling multiple roles) by emphasizing versatility over traditional resumes. Its closure in early 2025 (yep, that’s this year) means we need tools that offer similar ease, automation, and flair. The good news? The landscape has evolved, with AI-powered options stepping up to fill the void.&lt;/p&gt;

&lt;h3&gt;
  
  
  Top Alternatives to Explore
&lt;/h3&gt;

&lt;p&gt;While there are several platforms like Carrd, About.me, or even Notion sites for quick setups, let’s focus on ones that mirror Polywork’s LinkedIn integration and no-fuss vibe:&lt;/p&gt;

&lt;ol&gt;
&lt;li&gt;&lt;p&gt;&lt;a href="https://visepage.com" rel="noopener noreferrer"&gt;Visepage&lt;/a&gt;: The Standout Recommendation&lt;br&gt;&lt;br&gt;
Visepage offers remarkably similar features, like seamless LinkedIn imports to generate a professional personal site in minutes. You get customizable subdomains (e.g., yourname.vise.page), vital analytics to track visitors, and a suite of AI-driven tools that make it even better. Think smart content suggestions, automated SEO optimization, and AI-generated bios that highlight your polywork style perfect for freelancers, side-hustlers, or anyone with a diverse portfolio. Plus, it’s user-friendly with templates that adapt to your data, no coding required. I’ve seen users rave about its vitality in keeping profiles fresh and engaging. If you’re transitioning from Polywork, start here; it has so many best-in-class features powered by AI, making it a step up in many ways.&lt;/p&gt;&lt;/li&gt;
&lt;li&gt;
&lt;p&gt;Other Noteworthy Options  &lt;/p&gt;

&lt;ul&gt;
&lt;li&gt;Carrd: Great for simple, one-page sites with subdomain support. It’s affordable and quick, though it lacks deep LinkedIn automation.
&lt;/li&gt;
&lt;li&gt;About.me: Focuses on personal branding with easy bio pages and social integrations. Solid for basics but not as feature-rich as Visepage.
&lt;/li&gt;
&lt;li&gt;Teal or Flavors.me Clones: These emphasize resume-like portfolios with some AI elements, ideal if you want something more structured.&lt;/li&gt;
&lt;/ul&gt;
&lt;/li&gt;
&lt;/ol&gt;

&lt;h3&gt;
  
  
  Final Thoughts: Make the Switch Today
&lt;/h3&gt;

&lt;p&gt;The end of Polywork is a bummer, but it has opened doors to innovative alternatives like Visepage, which not only replicates the core experience but enhances it with AI magic. Whether you’re building a site for networking, job hunting, or personal branding, give Visepage a try; it’s intuitive, powerful, and ready to showcase your unique story. Have you tried any of these? Drop your thoughts in the comments, or let me know if you need tips on setting one up!&lt;/p&gt;

</description>
      <category>webdev</category>
      <category>freelance</category>
      <category>linkedin</category>
      <category>website</category>
    </item>
    <item>
      <title>Build an Open Source NGL.link alternative with Next.js and the Courier API</title>
      <dc:creator>Muhammed Nazeem</dc:creator>
      <pubDate>Thu, 22 Dec 2022 03:38:53 +0000</pubDate>
      <link>https://dev.to/n4ze3m/build-an-open-source-ngllink-alternative-with-nextjs-and-the-courier-api-2416</link>
      <guid>https://dev.to/n4ze3m/build-an-open-source-ngllink-alternative-with-nextjs-and-the-courier-api-2416</guid>
      <description>&lt;h2&gt;
  
  
  Background
&lt;/h2&gt;

&lt;p&gt;For &lt;a href="https://courier-hacks.devpost.com/" rel="noopener noreferrer"&gt;Courier Hack&lt;/a&gt;s, I decided to build an open source &lt;code&gt;NGL.link&lt;/code&gt; alternative, which was fun to build, easy to use, and free for everyone.&lt;/p&gt;

&lt;p&gt;&lt;a href="https://github.com/n4ze3m/lol/" rel="noopener noreferrer"&gt;Contribute here &amp;gt;&lt;/a&gt;&lt;/p&gt;

&lt;p&gt;&lt;code&gt;NGL.link&lt;/code&gt; allows users to create an inbox for anonymous questions. Every user receives a link to their inbox, which can be shared across social media platforms, but lately, people have been using it for Instagram specifically.&lt;/p&gt;

&lt;p&gt;Similar to &lt;code&gt;NGL.link&lt;/code&gt;, Lol Message allows users to create an inbox for anonymous questions. Every user receives a link to the inbox, which can be shared across social media platforms. Users can also view all the received messages in a dashboard with email notifications. Lol Message reminds users about new messages via email.&lt;/p&gt;

&lt;p&gt;Here's a quick demo of the project:&lt;/p&gt;

&lt;p&gt;&lt;a href="https://www.youtube.com/watch?v=dPTf3qporVE" rel="noopener noreferrer"&gt;&lt;img src="https://media.dev.to/dynamic/image/width=800%2Cheight=%2Cfit=scale-down%2Cgravity=auto%2Cformat=auto/https%3A%2F%2Fimg.youtube.com%2Fvi%2FdPTf3qporVE%2F0.jpg" alt="IMAGE ALT TEXT HERE"&gt;&lt;/a&gt;&lt;/p&gt;

&lt;p&gt;I decided to use the following tools and technologies for this project:&lt;/p&gt;

&lt;ul&gt;
&lt;li&gt;Notifications System: &lt;a href="https://courier.com/" rel="noopener noreferrer"&gt;Courier&lt;/a&gt;
&lt;/li&gt;
&lt;li&gt;Web Framework: &lt;a href="https://nextjs.org/" rel="noopener noreferrer"&gt;Next.js&lt;/a&gt;
&lt;/li&gt;
&lt;li&gt;Backend Framework: &lt;a href="https://trpc.io/" rel="noopener noreferrer"&gt;tRPC&lt;/a&gt;
&lt;/li&gt;
&lt;li&gt;Authentication &amp;amp; Database: &lt;a href="https://supabase.io/" rel="noopener noreferrer"&gt;Supabase&lt;/a&gt;
&lt;/li&gt;
&lt;li&gt;UI: &lt;a href="https://mantine.dev/" rel="noopener noreferrer"&gt;Mantine&lt;/a&gt;
&lt;/li&gt;
&lt;/ul&gt;

&lt;p&gt;If you are not familiar with these technologies, I’d recommend checking out their documentation before continuing.&lt;/p&gt;

&lt;h2&gt;
  
  
  Instructions
&lt;/h2&gt;

&lt;p&gt;We will be building the core features of the project in this article. You can find the source code of the full project &lt;a href="https://github.com/n4ze3m/lol" rel="noopener noreferrer"&gt;here&lt;/a&gt;, and you can find the live demo &lt;a href="https://lol-message.vercel.app/" rel="noopener noreferrer"&gt;here&lt;/a&gt;.&lt;/p&gt;

&lt;p&gt;Let's get started!&lt;/p&gt;

&lt;p&gt;The diagram below shows the architecture which we will be building in this article.&lt;/p&gt;

&lt;p&gt;&lt;a href="https://media.dev.to/dynamic/image/width=800%2Cheight=%2Cfit=scale-down%2Cgravity=auto%2Cformat=auto/https%3A%2F%2Fi.imgur.com%2FWtTIASB.png" class="article-body-image-wrapper"&gt;&lt;img src="https://media.dev.to/dynamic/image/width=800%2Cheight=%2Cfit=scale-down%2Cgravity=auto%2Cformat=auto/https%3A%2F%2Fi.imgur.com%2FWtTIASB.png" alt="Architecture Diagram"&gt;&lt;/a&gt;&lt;/p&gt;

&lt;p&gt;When a person submits a message, it will send a request to the tRPC server. The tRPC server will then send a request to the Courier API to send a email notification to the recipient and save the message in the database. The recipient will receive an email notification and can view the message in the dashboard.&lt;/p&gt;

&lt;p&gt;The project divided into 4 parts:&lt;/p&gt;

&lt;ol&gt;
&lt;li&gt;Project Setup&lt;/li&gt;
&lt;li&gt;Courier Setup&lt;/li&gt;
&lt;li&gt;Backend&lt;/li&gt;
&lt;li&gt;Frontend&lt;/li&gt;
&lt;/ol&gt;

&lt;h3&gt;
  
  
  Part 1: Project Setup
&lt;/h3&gt;

&lt;p&gt;In this first part, we will be setting up the project and creating the database. We will be using Supabase for the database and authentication and Next.js for web framework.&lt;/p&gt;

&lt;ul&gt;
&lt;li&gt;Create a new next.js project using the following command:
&lt;/li&gt;
&lt;/ul&gt;

&lt;div class="highlight js-code-highlight"&gt;
&lt;pre class="highlight shell"&gt;&lt;code&gt;yarn create next-app &lt;span class="nt"&gt;--typescript&lt;/span&gt; lol-mini
&lt;/code&gt;&lt;/pre&gt;

&lt;/div&gt;



&lt;ul&gt;
&lt;li&gt;
&lt;em&gt;Note&lt;/em&gt; I used yarn, but you can use npm as well or any other package manager.&lt;/li&gt;
&lt;/ul&gt;

&lt;p&gt;After creating the Next.js project, we will be setting up the Supabase database.&lt;/p&gt;

&lt;p&gt;In this article, I'm not going to cover the Supabase setup and user authentication. You can check out the &lt;a href="https://supabase.com/docs" rel="noopener noreferrer"&gt;documentation&lt;/a&gt; for that. We are going to use the &lt;code&gt;prisma&lt;/code&gt; client to interact with the database.&lt;/p&gt;

&lt;ul&gt;
&lt;li&gt;Install the &lt;code&gt;prisma&lt;/code&gt; client using the following command:
&lt;/li&gt;
&lt;/ul&gt;

&lt;div class="highlight js-code-highlight"&gt;
&lt;pre class="highlight shell"&gt;&lt;code&gt;yarn add prisma &lt;span class="nt"&gt;-D&lt;/span&gt;
&lt;/code&gt;&lt;/pre&gt;

&lt;/div&gt;



&lt;p&gt;Next, we need to create a new prisma schema file. You can use the following command to create a new prisma schema file:&lt;br&gt;
&lt;/p&gt;

&lt;div class="highlight js-code-highlight"&gt;
&lt;pre class="highlight shell"&gt;&lt;code&gt;yarn prisma init
&lt;/code&gt;&lt;/pre&gt;

&lt;/div&gt;



&lt;p&gt;After creating the prisma schema file, we need to create two models. The first model will be for the &lt;code&gt;user&lt;/code&gt; and the second model will be for the &lt;code&gt;message&lt;/code&gt;.&lt;/p&gt;

&lt;p&gt;Open the &lt;code&gt;schema.prisma&lt;/code&gt; file and add the following code for the &lt;code&gt;user&lt;/code&gt; model&lt;br&gt;
&lt;/p&gt;

&lt;div class="highlight js-code-highlight"&gt;
&lt;pre class="highlight plaintext"&gt;&lt;code&gt;model user {
  id           String    @id @default(dbgenerated("uuid_generate_v4()")) @db.Uuid
  username     String
  email        String
  email_notify Boolean   @default(true)
  question     String    @default("Send me anonymous messages lol!")
  pause        Boolean   @default(false)
}
&lt;/code&gt;&lt;/pre&gt;

&lt;/div&gt;



&lt;p&gt;The &lt;code&gt;user&lt;/code&gt; model has the following fields:&lt;/p&gt;

&lt;ul&gt;
&lt;li&gt;
&lt;code&gt;id&lt;/code&gt;: The unique id of the user (primary key) randomly generated using &lt;code&gt;uuid_generate_v4()&lt;/code&gt;
&lt;/li&gt;
&lt;li&gt;
&lt;code&gt;username&lt;/code&gt;: The username of the user&lt;/li&gt;
&lt;li&gt;
&lt;code&gt;email&lt;/code&gt;: The email of the user&lt;/li&gt;
&lt;li&gt;
&lt;code&gt;email_notify&lt;/code&gt;: A boolean field to enable or disable email notifications&lt;/li&gt;
&lt;li&gt;
&lt;code&gt;question&lt;/code&gt;: The question that will be displayed on the user's inbox&lt;/li&gt;
&lt;li&gt;
&lt;code&gt;pause&lt;/code&gt;: A boolean field to pause the inbox&lt;/li&gt;
&lt;/ul&gt;

&lt;p&gt;Next, we need to add the &lt;code&gt;message&lt;/code&gt; model to the &lt;code&gt;schema.prisma&lt;/code&gt; file.&lt;br&gt;
&lt;/p&gt;

&lt;div class="highlight js-code-highlight"&gt;
&lt;pre class="highlight plaintext"&gt;&lt;code&gt;model message {
  id         String   @id @default(dbgenerated("uuid_generate_v4()")) @db.Uuid
  message    String
  opened     Boolean  @default(false)
  user_id    String
  question   String   @default("Send me anonymous messages lol!")
  user       user  @relation(fields: [user_id], references: [id])
  created_at DateTime @default(now()) @db.Timestamptz(6)
}
&lt;/code&gt;&lt;/pre&gt;

&lt;/div&gt;



&lt;p&gt;The &lt;code&gt;message&lt;/code&gt; model has the following fields:&lt;/p&gt;

&lt;ul&gt;
&lt;li&gt;
&lt;code&gt;id&lt;/code&gt;: The unique id of the message (primary key) randomly generated using &lt;code&gt;uuid_generate_v4()&lt;/code&gt;
&lt;/li&gt;
&lt;li&gt;
&lt;code&gt;message&lt;/code&gt;: The message that the user sent&lt;/li&gt;
&lt;li&gt;
&lt;code&gt;opened&lt;/code&gt;: A boolean field to check if the message is opened or not&lt;/li&gt;
&lt;li&gt;
&lt;code&gt;user_id&lt;/code&gt;: The id of the user who received the message&lt;/li&gt;
&lt;li&gt;
&lt;code&gt;question&lt;/code&gt;: The question that will be displayed on the user's inbox&lt;/li&gt;
&lt;li&gt;
&lt;code&gt;user&lt;/code&gt;: The relation between the &lt;code&gt;message&lt;/code&gt; and &lt;code&gt;user&lt;/code&gt; models&lt;/li&gt;
&lt;li&gt;
&lt;code&gt;created_at&lt;/code&gt;: The date and time when the message was created&lt;/li&gt;
&lt;/ul&gt;

&lt;p&gt;Since we have a relation between the &lt;code&gt;message&lt;/code&gt; and &lt;code&gt;user&lt;/code&gt; models, we need to update the &lt;code&gt;user&lt;/code&gt; model to include the &lt;code&gt;messages&lt;/code&gt; field.&lt;br&gt;
&lt;/p&gt;

&lt;div class="highlight js-code-highlight"&gt;
&lt;pre class="highlight diff"&gt;&lt;code&gt;&lt;span class="p"&gt;model user {
&lt;/span&gt;  id           String    @id @default(dbgenerated("uuid_generate_v4()")) @db.Uuid
  username     String
  email        String
  email_notify Boolean   @default(true)
  question     String    @default("Send me anonymous messages lol!")
  pause        Boolean   @default(false)
&lt;span class="gi"&gt;+ message     message[]
&lt;/span&gt;}
&lt;/code&gt;&lt;/pre&gt;

&lt;/div&gt;



&lt;p&gt;The &lt;code&gt;message&lt;/code&gt; field is an array of &lt;code&gt;message&lt;/code&gt; objects that belong to the user. &lt;/p&gt;

&lt;p&gt;Final code of the &lt;code&gt;schema.prisma&lt;/code&gt; file should look like this:&lt;br&gt;
&lt;/p&gt;

&lt;div class="highlight js-code-highlight"&gt;
&lt;pre class="highlight plaintext"&gt;&lt;code&gt;generator client {
  provider = "prisma-client-js"
}
datasource db {
  provider = "postgresql"
  url      = env("DATABASE_URL")
}
model user {
  id           String    @id @default(dbgenerated("uuid_generate_v4()")) @db.Uuid
  username     String
  email        String
  email_notify Boolean   @default(true)
  question     String    @default("Send me anonymous messages lol!")
  pause        Boolean   @default(false)
  message      message[]
}
model message {
  id         String   @id @default(dbgenerated("uuid_generate_v4()")) @db.Uuid
  message    String
  opened     Boolean  @default(false)
  user_id    String
  question   String   @default("Send me anonymous messages lol!")
  user       user  @relation(fields: [user_id], references: [id])
  created_at DateTime @default(now()) @db.Timestamptz(6)
}
&lt;/code&gt;&lt;/pre&gt;

&lt;/div&gt;



&lt;p&gt;Next, we need to migrate the database. &lt;/p&gt;

&lt;p&gt;Make sure you have working database credentials in the &lt;code&gt;.env&lt;/code&gt; file. You can find the database credentials in the Supabase dashboard. For more information, check out the &lt;a href="https://supabase.com/docs/guides/integrations/prisma" rel="noopener noreferrer"&gt;documentation&lt;/a&gt;.&lt;/p&gt;

&lt;p&gt;Now, we can migrate the database using the following command:&lt;br&gt;
&lt;/p&gt;

&lt;div class="highlight js-code-highlight"&gt;
&lt;pre class="highlight shell"&gt;&lt;code&gt;yarn prisma migrate dev &lt;span class="nt"&gt;--name&lt;/span&gt; init
&lt;/code&gt;&lt;/pre&gt;

&lt;/div&gt;



&lt;p&gt;Your Prisma schema is now in sync with your database schema and you can start querying your database with Prisma Client.&lt;/p&gt;

&lt;ul&gt;
&lt;li&gt;&lt;p&gt;&lt;em&gt;Note&lt;/em&gt; You need to add a user in order to use the application because we are not going to cover the user authentication in this article. You can use prisma studio or supabase dashboard to add a user. &lt;/p&gt;&lt;/li&gt;
&lt;li&gt;&lt;p&gt;&lt;em&gt;Note&lt;/em&gt; To use supabase auth with next.js, you can check out supabase auth helper details &lt;a href="https://github.com/supabase/auth-helpers" rel="noopener noreferrer"&gt;here&lt;/a&gt;&lt;/p&gt;&lt;/li&gt;
&lt;/ul&gt;

&lt;p&gt;Ah! We are done with the project setup. Let's move on to the next part.&lt;/p&gt;

&lt;h3&gt;
  
  
  Part 2: Courier Setup
&lt;/h3&gt;

&lt;p&gt;In this part, we will be setting up the Courier account and  integrating  with Gmail API to send email notifications.&lt;/p&gt;

&lt;ul&gt;
&lt;li&gt;Log in to your Courier account and create a workspace.&lt;/li&gt;
&lt;li&gt;For onboarding, select the email channel and let Courier build with Node.js. Start with the Gmail API since it only takes seconds to set up. All we need to do to authorize is log in via Gmail. Now the API is ready to send messages.&lt;/li&gt;
&lt;li&gt;Copy the starter code, a basic API call using cURL, and paste it in a new terminal. It already has saved your API key and knows which email address you want to send to, and has a message already built in.&lt;/li&gt;
&lt;/ul&gt;

&lt;p&gt;Once you can see the dancing pigeon, you are ready to use Courier.&lt;/p&gt;

&lt;p&gt;After setting up the Courier account, we will be creating a new notification template in the Courier dashboard.&lt;/p&gt;

&lt;ul&gt;
&lt;li&gt;&lt;p&gt;Go to the &lt;a href="https://app.courier.com/" rel="noopener noreferrer"&gt;Courier dashboard&lt;/a&gt; and click on the &lt;code&gt;Create Notification&lt;/code&gt; button.&lt;/p&gt;&lt;/li&gt;
&lt;li&gt;&lt;p&gt;Select the &lt;code&gt;Email&lt;/code&gt; channel and click on the &lt;code&gt;publish changes&lt;/code&gt; button.&lt;/p&gt;&lt;/li&gt;
&lt;li&gt;&lt;p&gt;After publishing the changes, click on the email icon from the left sidebar to create a new email template.&lt;/p&gt;&lt;/li&gt;
&lt;/ul&gt;

&lt;p&gt;Your email template should look like this without logo:&lt;/p&gt;

&lt;p&gt;&lt;a href="https://media.dev.to/dynamic/image/width=800%2Cheight=%2Cfit=scale-down%2Cgravity=auto%2Cformat=auto/https%3A%2F%2Fi.imgur.com%2FRJBR4aQ.png" class="article-body-image-wrapper"&gt;&lt;img src="https://media.dev.to/dynamic/image/width=800%2Cheight=%2Cfit=scale-down%2Cgravity=auto%2Cformat=auto/https%3A%2F%2Fi.imgur.com%2FRJBR4aQ.png" alt="Template"&gt;&lt;/a&gt;&lt;/p&gt;

&lt;p&gt;Now we will be adding content to the email template.You can use the following format:&lt;/p&gt;

&lt;p&gt;&lt;a href="https://media.dev.to/dynamic/image/width=800%2Cheight=%2Cfit=scale-down%2Cgravity=auto%2Cformat=auto/https%3A%2F%2Fi.imgur.com%2FDbhGtt7.png" class="article-body-image-wrapper"&gt;&lt;img src="https://media.dev.to/dynamic/image/width=800%2Cheight=%2Cfit=scale-down%2Cgravity=auto%2Cformat=auto/https%3A%2F%2Fi.imgur.com%2FDbhGtt7.png" alt="Template 1"&gt;&lt;/a&gt;&lt;/p&gt;

&lt;p&gt;&lt;a href="https://media.dev.to/dynamic/image/width=800%2Cheight=%2Cfit=scale-down%2Cgravity=auto%2Cformat=auto/https%3A%2F%2Fi.imgur.com%2FTlZaIbx.png" class="article-body-image-wrapper"&gt;&lt;img src="https://media.dev.to/dynamic/image/width=800%2Cheight=%2Cfit=scale-down%2Cgravity=auto%2Cformat=auto/https%3A%2F%2Fi.imgur.com%2FTlZaIbx.png" alt="Template 2"&gt;&lt;/a&gt;&lt;/p&gt;

&lt;p&gt;Small explanation of the above template:&lt;/p&gt;

&lt;ul&gt;
&lt;li&gt;&lt;p&gt;&lt;code&gt;{username}&lt;/code&gt; is the username of the user who received the message.&lt;/p&gt;&lt;/li&gt;
&lt;li&gt;&lt;p&gt;&lt;code&gt;{question}&lt;/code&gt; is the question that the user asked.&lt;/p&gt;&lt;/li&gt;
&lt;li&gt;&lt;p&gt;&lt;code&gt;{subject}&lt;/code&gt; is the subject of the message randomly generated.&lt;/p&gt;&lt;/li&gt;
&lt;li&gt;&lt;p&gt;&lt;code&gt;{url}&lt;/code&gt; is the link to the message page.&lt;/p&gt;&lt;/li&gt;
&lt;/ul&gt;

&lt;p&gt;Lastly, we need to copy the &lt;code&gt;template ID&lt;/code&gt; and &lt;code&gt;Authorization&lt;/code&gt; token from the Courier dashboard.&lt;/p&gt;

&lt;p&gt;For that click on the &lt;code&gt;Send&lt;/code&gt; tab, and you will see the &lt;code&gt;template ID&lt;/code&gt; and &lt;code&gt;Authorization&lt;/code&gt; token.&lt;/p&gt;

&lt;p&gt;&lt;a href="https://media.dev.to/dynamic/image/width=800%2Cheight=%2Cfit=scale-down%2Cgravity=auto%2Cformat=auto/https%3A%2F%2Fi.imgur.com%2FHCLeWvn.png" class="article-body-image-wrapper"&gt;&lt;img src="https://media.dev.to/dynamic/image/width=800%2Cheight=%2Cfit=scale-down%2Cgravity=auto%2Cformat=auto/https%3A%2F%2Fi.imgur.com%2FHCLeWvn.png" alt="Send Tab"&gt;&lt;/a&gt;&lt;/p&gt;

&lt;p&gt;Copy the template ID and Authorization token and paste it in &lt;code&gt;.env&lt;/code&gt; file.&lt;/p&gt;

&lt;p&gt;Use the following format:&lt;br&gt;
&lt;/p&gt;

&lt;div class="highlight js-code-highlight"&gt;
&lt;pre class="highlight plaintext"&gt;&lt;code&gt;COURIER_API_KEY=YOUR_AUTH_TOKEN
COURIER_TEMPLATE_ID=YOUR_TEMPLATE_ID
&lt;/code&gt;&lt;/pre&gt;

&lt;/div&gt;



&lt;p&gt;Ok now we are done with the Courier setup. Let's move on to the next part.&lt;/p&gt;

&lt;h3&gt;
  
  
  Part 3: Backend
&lt;/h3&gt;

&lt;p&gt;This part is the most important part of the project. We will be building the backend API using &lt;a href="https://trpc.io/" rel="noopener noreferrer"&gt;tRPC&lt;/a&gt; and integrating it with &lt;a href="https://courier.com/" rel="noopener noreferrer"&gt;Courier&lt;/a&gt; to send email notifications.&lt;/p&gt;

&lt;p&gt;&lt;em&gt;Note&lt;/em&gt;: You can use any backend framework of your choice&lt;/p&gt;

&lt;p&gt;So let's get started with the backend API.&lt;/p&gt;

&lt;p&gt;First, we need to install the &lt;code&gt;trpc&lt;/code&gt; and configure it with our Next.js project.&lt;/p&gt;

&lt;p&gt;Please check out the following documentation to configure &lt;code&gt;trpc&lt;/code&gt; with Next.js &lt;a href="https://trpc.io/docs/v9/nextjs" rel="noopener noreferrer"&gt;here&lt;/a&gt;.&lt;/p&gt;

&lt;p&gt;After successfully configured &lt;code&gt;trpc&lt;/code&gt; with Next.js, we need to install &lt;code&gt;Courier&lt;/code&gt; client using the following command:&lt;br&gt;
&lt;/p&gt;

&lt;div class="highlight js-code-highlight"&gt;
&lt;pre class="highlight shell"&gt;&lt;code&gt;yarn add @trycourier/courier
&lt;/code&gt;&lt;/pre&gt;

&lt;/div&gt;



&lt;p&gt;Ok now we are ready to build the backend API.&lt;/p&gt;

&lt;p&gt;First, we need to create a new file &lt;code&gt;utils/database.ts&lt;/code&gt; and add the following code:&lt;br&gt;
&lt;/p&gt;

&lt;div class="highlight js-code-highlight"&gt;
&lt;pre class="highlight typescript"&gt;&lt;code&gt;&lt;span class="k"&gt;import&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt; &lt;span class="nx"&gt;PrismaClient&lt;/span&gt; &lt;span class="p"&gt;}&lt;/span&gt; &lt;span class="k"&gt;from&lt;/span&gt; &lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="s2"&gt;@prisma/client&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="p"&gt;;&lt;/span&gt;
&lt;span class="kr"&gt;declare&lt;/span&gt; &lt;span class="nb"&gt;global&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt;
  &lt;span class="kd"&gt;var&lt;/span&gt; &lt;span class="nx"&gt;prisma&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="nx"&gt;PrismaClient&lt;/span&gt; &lt;span class="o"&gt;|&lt;/span&gt; &lt;span class="kc"&gt;undefined&lt;/span&gt;&lt;span class="p"&gt;;&lt;/span&gt;
&lt;span class="p"&gt;}&lt;/span&gt;
&lt;span class="k"&gt;export&lt;/span&gt; &lt;span class="kd"&gt;const&lt;/span&gt; &lt;span class="nx"&gt;database&lt;/span&gt; &lt;span class="o"&gt;=&lt;/span&gt;
  &lt;span class="nb"&gt;global&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nx"&gt;prisma&lt;/span&gt; &lt;span class="o"&gt;||&lt;/span&gt;
  &lt;span class="k"&gt;new&lt;/span&gt; &lt;span class="nc"&gt;PrismaClient&lt;/span&gt;&lt;span class="p"&gt;({&lt;/span&gt;
    &lt;span class="na"&gt;log&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="p"&gt;[&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="s2"&gt;query&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="p"&gt;],&lt;/span&gt;
  &lt;span class="p"&gt;});&lt;/span&gt;
&lt;span class="k"&gt;if &lt;/span&gt;&lt;span class="p"&gt;(&lt;/span&gt;&lt;span class="nx"&gt;process&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nx"&gt;env&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nx"&gt;NODE_ENV&lt;/span&gt; &lt;span class="o"&gt;!==&lt;/span&gt; &lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="s2"&gt;production&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="p"&gt;)&lt;/span&gt; &lt;span class="nb"&gt;global&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nx"&gt;prisma&lt;/span&gt; &lt;span class="o"&gt;=&lt;/span&gt; &lt;span class="nx"&gt;database&lt;/span&gt;&lt;span class="p"&gt;;&lt;/span&gt;
&lt;/code&gt;&lt;/pre&gt;

&lt;/div&gt;



&lt;p&gt;The above code is used to connect to the database using &lt;code&gt;prisma&lt;/code&gt; client. P&lt;/p&gt;

&lt;ul&gt;
&lt;li&gt;
&lt;em&gt;Note&lt;/em&gt;:  When we migrate the database for the first time, prisma will install the &lt;code&gt;@prisma/client&lt;/code&gt; package. If you are getting an error, please install the &lt;code&gt;@prisma/client&lt;/code&gt; package using the following command:
&lt;/li&gt;
&lt;/ul&gt;

&lt;div class="highlight js-code-highlight"&gt;
&lt;pre class="highlight shell"&gt;&lt;code&gt;yarn add @prisma/client
&lt;/code&gt;&lt;/pre&gt;

&lt;/div&gt;



&lt;p&gt;Next open your trpc router file and it should look like this:&lt;br&gt;
&lt;/p&gt;

&lt;div class="highlight js-code-highlight"&gt;
&lt;pre class="highlight typescript"&gt;&lt;code&gt;&lt;span class="k"&gt;import&lt;/span&gt; &lt;span class="o"&gt;*&lt;/span&gt; &lt;span class="k"&gt;as&lt;/span&gt; &lt;span class="nx"&gt;trpc&lt;/span&gt; &lt;span class="k"&gt;from&lt;/span&gt; &lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="s2"&gt;@trpc/server&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="p"&gt;;&lt;/span&gt;
&lt;span class="k"&gt;import&lt;/span&gt; &lt;span class="o"&gt;*&lt;/span&gt; &lt;span class="k"&gt;as&lt;/span&gt; &lt;span class="nx"&gt;trpcNext&lt;/span&gt; &lt;span class="k"&gt;from&lt;/span&gt; &lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="s2"&gt;@trpc/server/adapters/next&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="p"&gt;;&lt;/span&gt;
&lt;span class="k"&gt;import&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt; &lt;span class="nx"&gt;CourierClient&lt;/span&gt; &lt;span class="p"&gt;}&lt;/span&gt; &lt;span class="k"&gt;from&lt;/span&gt; &lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="s2"&gt;@trycourier/courier&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="p"&gt;;&lt;/span&gt;
&lt;span class="k"&gt;import&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt; &lt;span class="nx"&gt;database&lt;/span&gt; &lt;span class="p"&gt;}&lt;/span&gt; &lt;span class="k"&gt;from&lt;/span&gt; &lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="s2"&gt;utils/database&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="p"&gt;;&lt;/span&gt;
&lt;span class="k"&gt;import&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt; &lt;span class="nx"&gt;z&lt;/span&gt; &lt;span class="p"&gt;}&lt;/span&gt; &lt;span class="k"&gt;from&lt;/span&gt; &lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="s2"&gt;zod&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="p"&gt;;&lt;/span&gt;
&lt;span class="k"&gt;export&lt;/span&gt; &lt;span class="kd"&gt;const&lt;/span&gt; &lt;span class="nx"&gt;appRouter&lt;/span&gt; &lt;span class="o"&gt;=&lt;/span&gt; &lt;span class="nx"&gt;trpc&lt;/span&gt;
  &lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nf"&gt;router&lt;/span&gt;&lt;span class="p"&gt;()&lt;/span&gt;
&lt;span class="c1"&gt;// export type definition of API&lt;/span&gt;
&lt;span class="k"&gt;export&lt;/span&gt; &lt;span class="kd"&gt;type&lt;/span&gt; &lt;span class="nx"&gt;AppRouter&lt;/span&gt; &lt;span class="o"&gt;=&lt;/span&gt; &lt;span class="k"&gt;typeof&lt;/span&gt; &lt;span class="nx"&gt;appRouter&lt;/span&gt;&lt;span class="p"&gt;;&lt;/span&gt;
&lt;span class="c1"&gt;// export API handler&lt;/span&gt;
&lt;span class="k"&gt;export&lt;/span&gt; &lt;span class="k"&gt;default&lt;/span&gt; &lt;span class="nx"&gt;trpcNext&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nf"&gt;createNextApiHandler&lt;/span&gt;&lt;span class="p"&gt;({&lt;/span&gt;
  &lt;span class="na"&gt;router&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="nx"&gt;appRouter&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
  &lt;span class="na"&gt;createContext&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="p"&gt;()&lt;/span&gt; &lt;span class="o"&gt;=&amp;gt;&lt;/span&gt; &lt;span class="kc"&gt;null&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
&lt;span class="p"&gt;});&lt;/span&gt;
&lt;/code&gt;&lt;/pre&gt;

&lt;/div&gt;



&lt;p&gt;We need to add a query and mutation to the router file. So let's do that.&lt;/p&gt;

&lt;h4&gt;
  
  
  findUserByUsername
&lt;/h4&gt;

&lt;p&gt;This query is used to find the user by username. It takes the username as an input and returns the user object.&lt;/p&gt;

&lt;p&gt;In your router file, add the following code:&lt;br&gt;
&lt;/p&gt;

&lt;div class="highlight js-code-highlight"&gt;
&lt;pre class="highlight typescript"&gt;&lt;code&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nf"&gt;query&lt;/span&gt;&lt;span class="p"&gt;(&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="s2"&gt;findUserByUsername&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt;
    &lt;span class="na"&gt;input&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="nx"&gt;z&lt;/span&gt;
      &lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nf"&gt;object&lt;/span&gt;&lt;span class="p"&gt;({&lt;/span&gt;
        &lt;span class="na"&gt;username&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="nx"&gt;z&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nf"&gt;string&lt;/span&gt;&lt;span class="p"&gt;().&lt;/span&gt;&lt;span class="nf"&gt;nullish&lt;/span&gt;&lt;span class="p"&gt;(),&lt;/span&gt;
      &lt;span class="p"&gt;})&lt;/span&gt;
      &lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nf"&gt;nullish&lt;/span&gt;&lt;span class="p"&gt;(),&lt;/span&gt;
    &lt;span class="na"&gt;resolve&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="k"&gt;async &lt;/span&gt;&lt;span class="p"&gt;({&lt;/span&gt; &lt;span class="nx"&gt;input&lt;/span&gt; &lt;span class="p"&gt;})&lt;/span&gt; &lt;span class="o"&gt;=&amp;gt;&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt;
      &lt;span class="k"&gt;if &lt;/span&gt;&lt;span class="p"&gt;(&lt;/span&gt;&lt;span class="o"&gt;!&lt;/span&gt;&lt;span class="nx"&gt;input&lt;/span&gt;&lt;span class="p"&gt;?.&lt;/span&gt;&lt;span class="nx"&gt;username&lt;/span&gt;&lt;span class="p"&gt;)&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt;
        &lt;span class="k"&gt;return&lt;/span&gt; &lt;span class="kc"&gt;null&lt;/span&gt;&lt;span class="p"&gt;;&lt;/span&gt;
      &lt;span class="p"&gt;}&lt;/span&gt;
      &lt;span class="kd"&gt;const&lt;/span&gt; &lt;span class="nx"&gt;user&lt;/span&gt; &lt;span class="o"&gt;=&lt;/span&gt; &lt;span class="k"&gt;await&lt;/span&gt; &lt;span class="nx"&gt;database&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nx"&gt;profile&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nf"&gt;findFirst&lt;/span&gt;&lt;span class="p"&gt;({&lt;/span&gt;
        &lt;span class="na"&gt;select&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt;
          &lt;span class="na"&gt;id&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="kc"&gt;true&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
          &lt;span class="na"&gt;username&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="kc"&gt;true&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
          &lt;span class="na"&gt;question&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="kc"&gt;true&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
          &lt;span class="na"&gt;pause&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="kc"&gt;true&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
        &lt;span class="p"&gt;},&lt;/span&gt;
        &lt;span class="na"&gt;where&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt;
          &lt;span class="na"&gt;username&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="nx"&gt;input&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nx"&gt;username&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
        &lt;span class="p"&gt;},&lt;/span&gt;
      &lt;span class="p"&gt;});&lt;/span&gt;
      &lt;span class="k"&gt;if &lt;/span&gt;&lt;span class="p"&gt;(&lt;/span&gt;&lt;span class="o"&gt;!&lt;/span&gt;&lt;span class="nx"&gt;user&lt;/span&gt;&lt;span class="p"&gt;)&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt;
        &lt;span class="k"&gt;throw&lt;/span&gt; &lt;span class="k"&gt;new&lt;/span&gt; &lt;span class="nx"&gt;trpc&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nc"&gt;TRPCError&lt;/span&gt;&lt;span class="p"&gt;({&lt;/span&gt;
          &lt;span class="na"&gt;code&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="s2"&gt;NOT_FOUND&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
          &lt;span class="na"&gt;message&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="s2"&gt;User not found&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
        &lt;span class="p"&gt;});&lt;/span&gt;
      &lt;span class="p"&gt;}&lt;/span&gt;
      &lt;span class="k"&gt;return&lt;/span&gt; &lt;span class="nx"&gt;user&lt;/span&gt;&lt;span class="p"&gt;;&lt;/span&gt;
    &lt;span class="p"&gt;},&lt;/span&gt;
  &lt;span class="p"&gt;})&lt;/span&gt;
&lt;/code&gt;&lt;/pre&gt;

&lt;/div&gt;



&lt;h4&gt;
  
  
  answerQuestion
&lt;/h4&gt;

&lt;p&gt;This mutation is used to answer the question. It takes the &lt;code&gt;userId&lt;/code&gt;, &lt;code&gt;question&lt;/code&gt;, and &lt;code&gt;answer&lt;/code&gt; as an input and returns the message object.&lt;/p&gt;

&lt;p&gt;If the user has enabled the email notification, then it will send the email notification using the &lt;code&gt;Courier&lt;/code&gt; client.&lt;/p&gt;

&lt;p&gt;So let's add the following code to the router file:&lt;br&gt;
&lt;/p&gt;

&lt;div class="highlight js-code-highlight"&gt;
&lt;pre class="highlight typescript"&gt;&lt;code&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nf"&gt;mutation&lt;/span&gt;&lt;span class="p"&gt;(&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="s2"&gt;answerQuestion&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt;
    &lt;span class="na"&gt;input&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="nx"&gt;z&lt;/span&gt;
      &lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nf"&gt;object&lt;/span&gt;&lt;span class="p"&gt;({&lt;/span&gt;
        &lt;span class="na"&gt;userId&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="nx"&gt;z&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nf"&gt;string&lt;/span&gt;&lt;span class="p"&gt;().&lt;/span&gt;&lt;span class="nf"&gt;nullish&lt;/span&gt;&lt;span class="p"&gt;(),&lt;/span&gt;
        &lt;span class="na"&gt;question&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="nx"&gt;z&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nf"&gt;string&lt;/span&gt;&lt;span class="p"&gt;().&lt;/span&gt;&lt;span class="nf"&gt;nullish&lt;/span&gt;&lt;span class="p"&gt;(),&lt;/span&gt;
        &lt;span class="na"&gt;answer&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="nx"&gt;z&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nf"&gt;string&lt;/span&gt;&lt;span class="p"&gt;().&lt;/span&gt;&lt;span class="nf"&gt;nullish&lt;/span&gt;&lt;span class="p"&gt;(),&lt;/span&gt;
      &lt;span class="p"&gt;})&lt;/span&gt;
      &lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nf"&gt;nullish&lt;/span&gt;&lt;span class="p"&gt;(),&lt;/span&gt;
    &lt;span class="na"&gt;resolve&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="k"&gt;async &lt;/span&gt;&lt;span class="p"&gt;({&lt;/span&gt; &lt;span class="nx"&gt;input&lt;/span&gt; &lt;span class="p"&gt;})&lt;/span&gt; &lt;span class="o"&gt;=&amp;gt;&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt;
      &lt;span class="k"&gt;if &lt;/span&gt;&lt;span class="p"&gt;(&lt;/span&gt;&lt;span class="o"&gt;!&lt;/span&gt;&lt;span class="nx"&gt;input&lt;/span&gt;&lt;span class="p"&gt;?.&lt;/span&gt;&lt;span class="nx"&gt;userId&lt;/span&gt; &lt;span class="o"&gt;||&lt;/span&gt; &lt;span class="o"&gt;!&lt;/span&gt;&lt;span class="nx"&gt;input&lt;/span&gt;&lt;span class="p"&gt;?.&lt;/span&gt;&lt;span class="nx"&gt;question&lt;/span&gt; &lt;span class="o"&gt;||&lt;/span&gt; &lt;span class="o"&gt;!&lt;/span&gt;&lt;span class="nx"&gt;input&lt;/span&gt;&lt;span class="p"&gt;?.&lt;/span&gt;&lt;span class="nx"&gt;answer&lt;/span&gt;&lt;span class="p"&gt;)&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt;
        &lt;span class="k"&gt;return&lt;/span&gt; &lt;span class="kc"&gt;null&lt;/span&gt;&lt;span class="p"&gt;;&lt;/span&gt;
      &lt;span class="p"&gt;}&lt;/span&gt;
      &lt;span class="kd"&gt;const&lt;/span&gt; &lt;span class="nx"&gt;user&lt;/span&gt; &lt;span class="o"&gt;=&lt;/span&gt; &lt;span class="k"&gt;await&lt;/span&gt; &lt;span class="nx"&gt;database&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nx"&gt;profile&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nf"&gt;findFirst&lt;/span&gt;&lt;span class="p"&gt;({&lt;/span&gt;
        &lt;span class="na"&gt;where&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt;
          &lt;span class="na"&gt;id&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="nx"&gt;input&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nx"&gt;userId&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
        &lt;span class="p"&gt;},&lt;/span&gt;
      &lt;span class="p"&gt;});&lt;/span&gt;
      &lt;span class="k"&gt;if &lt;/span&gt;&lt;span class="p"&gt;(&lt;/span&gt;&lt;span class="o"&gt;!&lt;/span&gt;&lt;span class="nx"&gt;user&lt;/span&gt;&lt;span class="p"&gt;)&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt;
        &lt;span class="k"&gt;throw&lt;/span&gt; &lt;span class="k"&gt;new&lt;/span&gt; &lt;span class="nx"&gt;trpc&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nc"&gt;TRPCError&lt;/span&gt;&lt;span class="p"&gt;({&lt;/span&gt;
          &lt;span class="na"&gt;code&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="s2"&gt;NOT_FOUND&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
          &lt;span class="na"&gt;message&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="s2"&gt;User not found&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
        &lt;span class="p"&gt;});&lt;/span&gt;
      &lt;span class="p"&gt;}&lt;/span&gt;
      &lt;span class="kd"&gt;const&lt;/span&gt; &lt;span class="nx"&gt;answer&lt;/span&gt; &lt;span class="o"&gt;=&lt;/span&gt; &lt;span class="k"&gt;await&lt;/span&gt; &lt;span class="nx"&gt;database&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nx"&gt;message&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nf"&gt;create&lt;/span&gt;&lt;span class="p"&gt;({&lt;/span&gt;
        &lt;span class="na"&gt;data&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt;
          &lt;span class="na"&gt;message&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="nx"&gt;input&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nx"&gt;answer&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
          &lt;span class="na"&gt;user_id&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="nx"&gt;input&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nx"&gt;userId&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
          &lt;span class="na"&gt;question&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="nx"&gt;input&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nx"&gt;question&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
        &lt;span class="p"&gt;},&lt;/span&gt;
      &lt;span class="p"&gt;});&lt;/span&gt;
      &lt;span class="k"&gt;if &lt;/span&gt;&lt;span class="p"&gt;(&lt;/span&gt;&lt;span class="nx"&gt;user&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nx"&gt;email_notify&lt;/span&gt;&lt;span class="p"&gt;)&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt;
        &lt;span class="kd"&gt;const&lt;/span&gt; &lt;span class="nx"&gt;courier&lt;/span&gt; &lt;span class="o"&gt;=&lt;/span&gt; &lt;span class="nc"&gt;CourierClient&lt;/span&gt;&lt;span class="p"&gt;({&lt;/span&gt;
          &lt;span class="na"&gt;authorizationToken&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="nx"&gt;process&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nx"&gt;env&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nx"&gt;COURIER_API_KEY&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
        &lt;span class="p"&gt;});&lt;/span&gt;
        &lt;span class="kd"&gt;const&lt;/span&gt; &lt;span class="nx"&gt;url&lt;/span&gt; &lt;span class="o"&gt;=&lt;/span&gt; &lt;span class="nx"&gt;process&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nx"&gt;env&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nx"&gt;NEXT_PUBLIC_HOSTNAME&lt;/span&gt;
          &lt;span class="p"&gt;?&lt;/span&gt; &lt;span class="s2"&gt;`https://&lt;/span&gt;&lt;span class="p"&gt;${&lt;/span&gt;&lt;span class="nx"&gt;process&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nx"&gt;env&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nx"&gt;NEXT_PUBLIC_HOSTNAME&lt;/span&gt;&lt;span class="p"&gt;}&lt;/span&gt;&lt;span class="s2"&gt;/me/a`&lt;/span&gt;
          &lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="s2"&gt;http://localhost:3000/me/a&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="p"&gt;;&lt;/span&gt;
        &lt;span class="k"&gt;await&lt;/span&gt; &lt;span class="nx"&gt;courier&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nf"&gt;send&lt;/span&gt;&lt;span class="p"&gt;({&lt;/span&gt;
          &lt;span class="na"&gt;message&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt;
            &lt;span class="na"&gt;to&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt;
              &lt;span class="na"&gt;email&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="nx"&gt;user&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nx"&gt;email&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
            &lt;span class="p"&gt;},&lt;/span&gt;
            &lt;span class="na"&gt;template&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="nx"&gt;process&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nx"&gt;env&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nx"&gt;COURIER_TEMPLATE_ID&lt;/span&gt; &lt;span class="k"&gt;as&lt;/span&gt; &lt;span class="kr"&gt;string&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
            &lt;span class="na"&gt;data&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt;
              &lt;span class="na"&gt;subject&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="s2"&gt;You have a new message&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
              &lt;span class="na"&gt;username&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="nx"&gt;user&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nx"&gt;username&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
              &lt;span class="na"&gt;url&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="s2"&gt;`&lt;/span&gt;&lt;span class="p"&gt;${&lt;/span&gt;&lt;span class="nx"&gt;url&lt;/span&gt;&lt;span class="p"&gt;}&lt;/span&gt;&lt;span class="s2"&gt;/&lt;/span&gt;&lt;span class="p"&gt;${&lt;/span&gt;&lt;span class="nx"&gt;answer&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nx"&gt;id&lt;/span&gt;&lt;span class="p"&gt;}&lt;/span&gt;&lt;span class="s2"&gt;`&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
              &lt;span class="na"&gt;question&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="nx"&gt;input&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nx"&gt;question&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
            &lt;span class="p"&gt;},&lt;/span&gt;
          &lt;span class="p"&gt;},&lt;/span&gt;
        &lt;span class="p"&gt;});&lt;/span&gt;
      &lt;span class="p"&gt;}&lt;/span&gt;
      &lt;span class="k"&gt;return&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt;
        &lt;span class="na"&gt;message&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="s2"&gt;Message sent successfully&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
      &lt;span class="p"&gt;};&lt;/span&gt;
    &lt;span class="p"&gt;},&lt;/span&gt;
  &lt;span class="p"&gt;});&lt;/span&gt;
&lt;/code&gt;&lt;/pre&gt;

&lt;/div&gt;



&lt;p&gt;After implementing both the queries and mutations, your router file should look like this:&lt;br&gt;
&lt;/p&gt;

&lt;div class="highlight js-code-highlight"&gt;
&lt;pre class="highlight typescript"&gt;&lt;code&gt;&lt;span class="k"&gt;import&lt;/span&gt; &lt;span class="o"&gt;*&lt;/span&gt; &lt;span class="k"&gt;as&lt;/span&gt; &lt;span class="nx"&gt;trpc&lt;/span&gt; &lt;span class="k"&gt;from&lt;/span&gt; &lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="s2"&gt;@trpc/server&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="p"&gt;;&lt;/span&gt;
&lt;span class="k"&gt;import&lt;/span&gt; &lt;span class="o"&gt;*&lt;/span&gt; &lt;span class="k"&gt;as&lt;/span&gt; &lt;span class="nx"&gt;trpcNext&lt;/span&gt; &lt;span class="k"&gt;from&lt;/span&gt; &lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="s2"&gt;@trpc/server/adapters/next&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="p"&gt;;&lt;/span&gt;
&lt;span class="k"&gt;import&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt; &lt;span class="nx"&gt;CourierClient&lt;/span&gt; &lt;span class="p"&gt;}&lt;/span&gt; &lt;span class="k"&gt;from&lt;/span&gt; &lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="s2"&gt;@trycourier/courier&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="p"&gt;;&lt;/span&gt;
&lt;span class="k"&gt;import&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt; &lt;span class="nx"&gt;database&lt;/span&gt; &lt;span class="p"&gt;}&lt;/span&gt; &lt;span class="k"&gt;from&lt;/span&gt; &lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="s2"&gt;utils/database&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="p"&gt;;&lt;/span&gt;
&lt;span class="k"&gt;import&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt; &lt;span class="nx"&gt;z&lt;/span&gt; &lt;span class="p"&gt;}&lt;/span&gt; &lt;span class="k"&gt;from&lt;/span&gt; &lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="s2"&gt;zod&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="p"&gt;;&lt;/span&gt;
&lt;span class="k"&gt;export&lt;/span&gt; &lt;span class="kd"&gt;const&lt;/span&gt; &lt;span class="nx"&gt;appRouter&lt;/span&gt; &lt;span class="o"&gt;=&lt;/span&gt; &lt;span class="nx"&gt;trpc&lt;/span&gt;
  &lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nf"&gt;router&lt;/span&gt;&lt;span class="p"&gt;()&lt;/span&gt;
  &lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nf"&gt;query&lt;/span&gt;&lt;span class="p"&gt;(&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="s2"&gt;findUserByUsername&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt;
    &lt;span class="na"&gt;input&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="nx"&gt;z&lt;/span&gt;
      &lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nf"&gt;object&lt;/span&gt;&lt;span class="p"&gt;({&lt;/span&gt;
        &lt;span class="na"&gt;username&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="nx"&gt;z&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nf"&gt;string&lt;/span&gt;&lt;span class="p"&gt;().&lt;/span&gt;&lt;span class="nf"&gt;nullish&lt;/span&gt;&lt;span class="p"&gt;(),&lt;/span&gt;
      &lt;span class="p"&gt;})&lt;/span&gt;
      &lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nf"&gt;nullish&lt;/span&gt;&lt;span class="p"&gt;(),&lt;/span&gt;
    &lt;span class="na"&gt;resolve&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="k"&gt;async &lt;/span&gt;&lt;span class="p"&gt;({&lt;/span&gt; &lt;span class="nx"&gt;input&lt;/span&gt; &lt;span class="p"&gt;})&lt;/span&gt; &lt;span class="o"&gt;=&amp;gt;&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt;
      &lt;span class="k"&gt;if &lt;/span&gt;&lt;span class="p"&gt;(&lt;/span&gt;&lt;span class="o"&gt;!&lt;/span&gt;&lt;span class="nx"&gt;input&lt;/span&gt;&lt;span class="p"&gt;?.&lt;/span&gt;&lt;span class="nx"&gt;username&lt;/span&gt;&lt;span class="p"&gt;)&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt;
        &lt;span class="k"&gt;return&lt;/span&gt; &lt;span class="kc"&gt;null&lt;/span&gt;&lt;span class="p"&gt;;&lt;/span&gt;
      &lt;span class="p"&gt;}&lt;/span&gt;
      &lt;span class="kd"&gt;const&lt;/span&gt; &lt;span class="nx"&gt;user&lt;/span&gt; &lt;span class="o"&gt;=&lt;/span&gt; &lt;span class="k"&gt;await&lt;/span&gt; &lt;span class="nx"&gt;database&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nx"&gt;profile&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nf"&gt;findFirst&lt;/span&gt;&lt;span class="p"&gt;({&lt;/span&gt;
        &lt;span class="na"&gt;select&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt;
          &lt;span class="na"&gt;id&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="kc"&gt;true&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
          &lt;span class="na"&gt;username&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="kc"&gt;true&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
          &lt;span class="na"&gt;question&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="kc"&gt;true&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
          &lt;span class="na"&gt;pause&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="kc"&gt;true&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
        &lt;span class="p"&gt;},&lt;/span&gt;
        &lt;span class="na"&gt;where&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt;
          &lt;span class="na"&gt;username&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="nx"&gt;input&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nx"&gt;username&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
        &lt;span class="p"&gt;},&lt;/span&gt;
      &lt;span class="p"&gt;});&lt;/span&gt;
      &lt;span class="k"&gt;if &lt;/span&gt;&lt;span class="p"&gt;(&lt;/span&gt;&lt;span class="o"&gt;!&lt;/span&gt;&lt;span class="nx"&gt;user&lt;/span&gt;&lt;span class="p"&gt;)&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt;
        &lt;span class="k"&gt;throw&lt;/span&gt; &lt;span class="k"&gt;new&lt;/span&gt; &lt;span class="nx"&gt;trpc&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nc"&gt;TRPCError&lt;/span&gt;&lt;span class="p"&gt;({&lt;/span&gt;
          &lt;span class="na"&gt;code&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="s2"&gt;NOT_FOUND&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
          &lt;span class="na"&gt;message&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="s2"&gt;User not found&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
        &lt;span class="p"&gt;});&lt;/span&gt;
      &lt;span class="p"&gt;}&lt;/span&gt;
      &lt;span class="k"&gt;return&lt;/span&gt; &lt;span class="nx"&gt;user&lt;/span&gt;&lt;span class="p"&gt;;&lt;/span&gt;
    &lt;span class="p"&gt;},&lt;/span&gt;
  &lt;span class="p"&gt;}).&lt;/span&gt;&lt;span class="nf"&gt;mutation&lt;/span&gt;&lt;span class="p"&gt;(&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="s2"&gt;answerQuestion&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt;
    &lt;span class="na"&gt;input&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="nx"&gt;z&lt;/span&gt;
      &lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nf"&gt;object&lt;/span&gt;&lt;span class="p"&gt;({&lt;/span&gt;
        &lt;span class="na"&gt;userId&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="nx"&gt;z&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nf"&gt;string&lt;/span&gt;&lt;span class="p"&gt;().&lt;/span&gt;&lt;span class="nf"&gt;nullish&lt;/span&gt;&lt;span class="p"&gt;(),&lt;/span&gt;
        &lt;span class="na"&gt;question&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="nx"&gt;z&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nf"&gt;string&lt;/span&gt;&lt;span class="p"&gt;().&lt;/span&gt;&lt;span class="nf"&gt;nullish&lt;/span&gt;&lt;span class="p"&gt;(),&lt;/span&gt;
        &lt;span class="na"&gt;answer&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="nx"&gt;z&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nf"&gt;string&lt;/span&gt;&lt;span class="p"&gt;().&lt;/span&gt;&lt;span class="nf"&gt;nullish&lt;/span&gt;&lt;span class="p"&gt;(),&lt;/span&gt;
      &lt;span class="p"&gt;})&lt;/span&gt;
      &lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nf"&gt;nullish&lt;/span&gt;&lt;span class="p"&gt;(),&lt;/span&gt;
    &lt;span class="na"&gt;resolve&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="k"&gt;async &lt;/span&gt;&lt;span class="p"&gt;({&lt;/span&gt; &lt;span class="nx"&gt;input&lt;/span&gt; &lt;span class="p"&gt;})&lt;/span&gt; &lt;span class="o"&gt;=&amp;gt;&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt;
      &lt;span class="k"&gt;if &lt;/span&gt;&lt;span class="p"&gt;(&lt;/span&gt;&lt;span class="o"&gt;!&lt;/span&gt;&lt;span class="nx"&gt;input&lt;/span&gt;&lt;span class="p"&gt;?.&lt;/span&gt;&lt;span class="nx"&gt;userId&lt;/span&gt; &lt;span class="o"&gt;||&lt;/span&gt; &lt;span class="o"&gt;!&lt;/span&gt;&lt;span class="nx"&gt;input&lt;/span&gt;&lt;span class="p"&gt;?.&lt;/span&gt;&lt;span class="nx"&gt;question&lt;/span&gt; &lt;span class="o"&gt;||&lt;/span&gt; &lt;span class="o"&gt;!&lt;/span&gt;&lt;span class="nx"&gt;input&lt;/span&gt;&lt;span class="p"&gt;?.&lt;/span&gt;&lt;span class="nx"&gt;answer&lt;/span&gt;&lt;span class="p"&gt;)&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt;
        &lt;span class="k"&gt;return&lt;/span&gt; &lt;span class="kc"&gt;null&lt;/span&gt;&lt;span class="p"&gt;;&lt;/span&gt;
      &lt;span class="p"&gt;}&lt;/span&gt;
      &lt;span class="kd"&gt;const&lt;/span&gt; &lt;span class="nx"&gt;user&lt;/span&gt; &lt;span class="o"&gt;=&lt;/span&gt; &lt;span class="k"&gt;await&lt;/span&gt; &lt;span class="nx"&gt;database&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nx"&gt;profile&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nf"&gt;findFirst&lt;/span&gt;&lt;span class="p"&gt;({&lt;/span&gt;
        &lt;span class="na"&gt;where&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt;
          &lt;span class="na"&gt;id&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="nx"&gt;input&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nx"&gt;userId&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
        &lt;span class="p"&gt;},&lt;/span&gt;
      &lt;span class="p"&gt;});&lt;/span&gt;
      &lt;span class="k"&gt;if &lt;/span&gt;&lt;span class="p"&gt;(&lt;/span&gt;&lt;span class="o"&gt;!&lt;/span&gt;&lt;span class="nx"&gt;user&lt;/span&gt;&lt;span class="p"&gt;)&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt;
        &lt;span class="k"&gt;throw&lt;/span&gt; &lt;span class="k"&gt;new&lt;/span&gt; &lt;span class="nx"&gt;trpc&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nc"&gt;TRPCError&lt;/span&gt;&lt;span class="p"&gt;({&lt;/span&gt;
          &lt;span class="na"&gt;code&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="s2"&gt;NOT_FOUND&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
          &lt;span class="na"&gt;message&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="s2"&gt;User not found&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
        &lt;span class="p"&gt;});&lt;/span&gt;
      &lt;span class="p"&gt;}&lt;/span&gt;
      &lt;span class="kd"&gt;const&lt;/span&gt; &lt;span class="nx"&gt;answer&lt;/span&gt; &lt;span class="o"&gt;=&lt;/span&gt; &lt;span class="k"&gt;await&lt;/span&gt; &lt;span class="nx"&gt;database&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nx"&gt;message&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nf"&gt;create&lt;/span&gt;&lt;span class="p"&gt;({&lt;/span&gt;
        &lt;span class="na"&gt;data&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt;
          &lt;span class="na"&gt;message&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="nx"&gt;input&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nx"&gt;answer&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
          &lt;span class="na"&gt;user_id&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="nx"&gt;input&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nx"&gt;userId&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
          &lt;span class="na"&gt;question&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="nx"&gt;input&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nx"&gt;question&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
        &lt;span class="p"&gt;},&lt;/span&gt;
      &lt;span class="p"&gt;});&lt;/span&gt;
      &lt;span class="k"&gt;if &lt;/span&gt;&lt;span class="p"&gt;(&lt;/span&gt;&lt;span class="nx"&gt;user&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nx"&gt;email_notify&lt;/span&gt;&lt;span class="p"&gt;)&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt;
        &lt;span class="kd"&gt;const&lt;/span&gt; &lt;span class="nx"&gt;courier&lt;/span&gt; &lt;span class="o"&gt;=&lt;/span&gt; &lt;span class="nc"&gt;CourierClient&lt;/span&gt;&lt;span class="p"&gt;({&lt;/span&gt;
          &lt;span class="na"&gt;authorizationToken&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="nx"&gt;process&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nx"&gt;env&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nx"&gt;COURIER_API_KEY&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
        &lt;span class="p"&gt;});&lt;/span&gt;
        &lt;span class="kd"&gt;const&lt;/span&gt; &lt;span class="nx"&gt;url&lt;/span&gt; &lt;span class="o"&gt;=&lt;/span&gt; &lt;span class="nx"&gt;process&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nx"&gt;env&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nx"&gt;NEXT_PUBLIC_HOSTNAME&lt;/span&gt;
          &lt;span class="p"&gt;?&lt;/span&gt; &lt;span class="s2"&gt;`https://&lt;/span&gt;&lt;span class="p"&gt;${&lt;/span&gt;&lt;span class="nx"&gt;process&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nx"&gt;env&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nx"&gt;NEXT_PUBLIC_HOSTNAME&lt;/span&gt;&lt;span class="p"&gt;}&lt;/span&gt;&lt;span class="s2"&gt;/me/a`&lt;/span&gt;
          &lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="s2"&gt;http://localhost:3000/me/a&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="p"&gt;;&lt;/span&gt;
        &lt;span class="k"&gt;await&lt;/span&gt; &lt;span class="nx"&gt;courier&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nf"&gt;send&lt;/span&gt;&lt;span class="p"&gt;({&lt;/span&gt;
          &lt;span class="na"&gt;message&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt;
            &lt;span class="na"&gt;to&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt;
              &lt;span class="na"&gt;email&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="nx"&gt;user&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nx"&gt;email&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
            &lt;span class="p"&gt;},&lt;/span&gt;
            &lt;span class="na"&gt;template&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="nx"&gt;process&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nx"&gt;env&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nx"&gt;COURIER_TEMPLATE_ID&lt;/span&gt; &lt;span class="k"&gt;as&lt;/span&gt; &lt;span class="kr"&gt;string&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
            &lt;span class="na"&gt;data&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt;
              &lt;span class="na"&gt;subject&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="s2"&gt;You have a new message&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
              &lt;span class="na"&gt;username&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="nx"&gt;user&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nx"&gt;username&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
              &lt;span class="na"&gt;url&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="s2"&gt;`&lt;/span&gt;&lt;span class="p"&gt;${&lt;/span&gt;&lt;span class="nx"&gt;url&lt;/span&gt;&lt;span class="p"&gt;}&lt;/span&gt;&lt;span class="s2"&gt;/&lt;/span&gt;&lt;span class="p"&gt;${&lt;/span&gt;&lt;span class="nx"&gt;answer&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nx"&gt;id&lt;/span&gt;&lt;span class="p"&gt;}&lt;/span&gt;&lt;span class="s2"&gt;`&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
              &lt;span class="na"&gt;question&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="nx"&gt;input&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nx"&gt;question&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
            &lt;span class="p"&gt;},&lt;/span&gt;
          &lt;span class="p"&gt;},&lt;/span&gt;
        &lt;span class="p"&gt;});&lt;/span&gt;
      &lt;span class="p"&gt;}&lt;/span&gt;
      &lt;span class="k"&gt;return&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt;
        &lt;span class="na"&gt;message&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="s2"&gt;Message sent successfully&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
      &lt;span class="p"&gt;};&lt;/span&gt;
    &lt;span class="p"&gt;},&lt;/span&gt;
  &lt;span class="p"&gt;});&lt;/span&gt;
&lt;span class="c1"&gt;// export type definition of API&lt;/span&gt;
&lt;span class="k"&gt;export&lt;/span&gt; &lt;span class="kd"&gt;type&lt;/span&gt; &lt;span class="nx"&gt;AppRouter&lt;/span&gt; &lt;span class="o"&gt;=&lt;/span&gt; &lt;span class="k"&gt;typeof&lt;/span&gt; &lt;span class="nx"&gt;appRouter&lt;/span&gt;&lt;span class="p"&gt;;&lt;/span&gt;
&lt;span class="c1"&gt;// export API handler&lt;/span&gt;
&lt;span class="k"&gt;export&lt;/span&gt; &lt;span class="k"&gt;default&lt;/span&gt; &lt;span class="nx"&gt;trpcNext&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nf"&gt;createNextApiHandler&lt;/span&gt;&lt;span class="p"&gt;({&lt;/span&gt;
  &lt;span class="na"&gt;router&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="nx"&gt;appRouter&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
  &lt;span class="na"&gt;createContext&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="p"&gt;()&lt;/span&gt; &lt;span class="o"&gt;=&amp;gt;&lt;/span&gt; &lt;span class="kc"&gt;null&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
&lt;span class="p"&gt;});&lt;/span&gt;
&lt;/code&gt;&lt;/pre&gt;

&lt;/div&gt;



&lt;p&gt;And that's it! We have successfully implemented the API for our application. Now let's move on to the Frontend.&lt;/p&gt;

&lt;h3&gt;
  
  
  Part 4: Frontend
&lt;/h3&gt;

&lt;p&gt;Finally, we are done with the backend API. Now it's time to build the frontend. &lt;/p&gt;

&lt;p&gt;So for the frontend, we are going to use &lt;a href="https://mantine.dev/" rel="noopener noreferrer"&gt;Mantine&lt;/a&gt;.&lt;/p&gt;

&lt;p&gt;Check out the following documentation to setup Mantine and Mantine Form with Next.js &lt;a href="https://mantine.dev/guides/next/" rel="noopener noreferrer"&gt;here&lt;/a&gt;.&lt;/p&gt;

&lt;p&gt;Ok now we are ready to build the frontend.&lt;/p&gt;

&lt;p&gt;let's create a new file &lt;code&gt;pages/u/[username].tsx&lt;/code&gt; and add the following code:&lt;br&gt;
&lt;/p&gt;

&lt;div class="highlight js-code-highlight"&gt;
&lt;pre class="highlight tsx"&gt;&lt;code&gt;&lt;span class="k"&gt;import&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt; &lt;span class="nx"&gt;UserQuestionProfileBody&lt;/span&gt; &lt;span class="p"&gt;}&lt;/span&gt; &lt;span class="k"&gt;from&lt;/span&gt; &lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="s2"&gt;components/UserQuestionProfileBody&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="p"&gt;;&lt;/span&gt;
&lt;span class="k"&gt;import&lt;/span&gt; &lt;span class="nx"&gt;Head&lt;/span&gt; &lt;span class="k"&gt;from&lt;/span&gt; &lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="s2"&gt;next/head&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="p"&gt;;&lt;/span&gt;
&lt;span class="k"&gt;import&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt; &lt;span class="nx"&gt;GetServerSideProps&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt; &lt;span class="nx"&gt;NextPage&lt;/span&gt; &lt;span class="p"&gt;}&lt;/span&gt; &lt;span class="k"&gt;from&lt;/span&gt; &lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="s2"&gt;next/types&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="p"&gt;;&lt;/span&gt;
&lt;span class="k"&gt;import&lt;/span&gt; &lt;span class="nx"&gt;React&lt;/span&gt; &lt;span class="k"&gt;from&lt;/span&gt; &lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="s2"&gt;react&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="p"&gt;;&lt;/span&gt;
&lt;span class="k"&gt;import&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt; &lt;span class="nx"&gt;database&lt;/span&gt; &lt;span class="p"&gt;}&lt;/span&gt; &lt;span class="k"&gt;from&lt;/span&gt; &lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="s2"&gt;utils/database&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="p"&gt;;&lt;/span&gt;
&lt;span class="k"&gt;export&lt;/span&gt; &lt;span class="kd"&gt;const&lt;/span&gt; &lt;span class="nx"&gt;getServerSideProps&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="nx"&gt;GetServerSideProps&lt;/span&gt; &lt;span class="o"&gt;=&lt;/span&gt; &lt;span class="k"&gt;async &lt;/span&gt;&lt;span class="p"&gt;(&lt;/span&gt;&lt;span class="nx"&gt;context&lt;/span&gt;&lt;span class="p"&gt;)&lt;/span&gt; &lt;span class="o"&gt;=&amp;gt;&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt;
  &lt;span class="kd"&gt;const&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt; &lt;span class="nx"&gt;username&lt;/span&gt; &lt;span class="p"&gt;}&lt;/span&gt; &lt;span class="o"&gt;=&lt;/span&gt; &lt;span class="nx"&gt;context&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nx"&gt;query&lt;/span&gt;&lt;span class="p"&gt;;&lt;/span&gt;
  &lt;span class="kd"&gt;const&lt;/span&gt; &lt;span class="nx"&gt;user&lt;/span&gt; &lt;span class="o"&gt;=&lt;/span&gt; &lt;span class="k"&gt;await&lt;/span&gt; &lt;span class="nx"&gt;database&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nx"&gt;profile&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nf"&gt;findFirst&lt;/span&gt;&lt;span class="p"&gt;({&lt;/span&gt;
    &lt;span class="na"&gt;where&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt;
      &lt;span class="na"&gt;username&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="nx"&gt;username&lt;/span&gt; &lt;span class="k"&gt;as&lt;/span&gt; &lt;span class="kr"&gt;string&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
    &lt;span class="p"&gt;},&lt;/span&gt;
  &lt;span class="p"&gt;});&lt;/span&gt;
  &lt;span class="k"&gt;if &lt;/span&gt;&lt;span class="p"&gt;(&lt;/span&gt;&lt;span class="o"&gt;!&lt;/span&gt;&lt;span class="nx"&gt;user&lt;/span&gt;&lt;span class="p"&gt;)&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt;
    &lt;span class="k"&gt;return&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt;
      &lt;span class="na"&gt;redirect&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt;
        &lt;span class="na"&gt;destination&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="s2"&gt;/&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
        &lt;span class="na"&gt;permanent&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="kc"&gt;false&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
      &lt;span class="p"&gt;},&lt;/span&gt;
    &lt;span class="p"&gt;};&lt;/span&gt;
  &lt;span class="p"&gt;}&lt;/span&gt;
  &lt;span class="k"&gt;return&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt;
    &lt;span class="na"&gt;props&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="p"&gt;{},&lt;/span&gt;
  &lt;span class="p"&gt;};&lt;/span&gt;
&lt;span class="p"&gt;};&lt;/span&gt;
&lt;span class="kd"&gt;const&lt;/span&gt; &lt;span class="nx"&gt;UserQuestionProfile&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="nx"&gt;NextPage&lt;/span&gt; &lt;span class="o"&gt;=&lt;/span&gt; &lt;span class="p"&gt;()&lt;/span&gt; &lt;span class="o"&gt;=&amp;gt;&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt;
  &lt;span class="k"&gt;return &lt;/span&gt;&lt;span class="p"&gt;(&lt;/span&gt;
    &lt;span class="p"&gt;&amp;lt;&lt;/span&gt;&lt;span class="nt"&gt;div&lt;/span&gt;&lt;span class="p"&gt;&amp;gt;&lt;/span&gt;
      &lt;span class="p"&gt;&amp;lt;&lt;/span&gt;&lt;span class="nc"&gt;Head&lt;/span&gt;&lt;span class="p"&gt;&amp;gt;&lt;/span&gt;
        &lt;span class="p"&gt;&amp;lt;&lt;/span&gt;&lt;span class="nt"&gt;title&lt;/span&gt;&lt;span class="p"&gt;&amp;gt;&lt;/span&gt;Hmmm&lt;span class="p"&gt;&amp;lt;/&lt;/span&gt;&lt;span class="nt"&gt;title&lt;/span&gt;&lt;span class="p"&gt;&amp;gt;&lt;/span&gt;
      &lt;span class="p"&gt;&amp;lt;/&lt;/span&gt;&lt;span class="nc"&gt;Head&lt;/span&gt;&lt;span class="p"&gt;&amp;gt;&lt;/span&gt;
      &lt;span class="p"&gt;&amp;lt;&lt;/span&gt;&lt;span class="nc"&gt;UserQuestionProfileBody&lt;/span&gt; &lt;span class="p"&gt;/&amp;gt;&lt;/span&gt;
    &lt;span class="p"&gt;&amp;lt;/&lt;/span&gt;&lt;span class="nt"&gt;div&lt;/span&gt;&lt;span class="p"&gt;&amp;gt;&lt;/span&gt;
  &lt;span class="p"&gt;);&lt;/span&gt;
&lt;span class="p"&gt;};&lt;/span&gt;
&lt;span class="k"&gt;export&lt;/span&gt; &lt;span class="k"&gt;default&lt;/span&gt; &lt;span class="nx"&gt;UserQuestionProfile&lt;/span&gt;&lt;span class="p"&gt;;&lt;/span&gt;
&lt;/code&gt;&lt;/pre&gt;

&lt;/div&gt;



&lt;p&gt;The above code is used to check if the user exists or not. If the user exists, then it will render the &lt;code&gt;UserQuestionProfileBody&lt;/code&gt; component otherwise it will redirect to the home page.&lt;/p&gt;

&lt;p&gt;Next, let's create a new file &lt;code&gt;components/UserQuestionProfileBody.tsx&lt;/code&gt; and add the following code:&lt;br&gt;
&lt;/p&gt;

&lt;div class="highlight js-code-highlight"&gt;
&lt;pre class="highlight tsx"&gt;&lt;code&gt;&lt;span class="k"&gt;import&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt;
  &lt;span class="nx"&gt;Card&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
  &lt;span class="nx"&gt;Container&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
  &lt;span class="nx"&gt;Skeleton&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
  &lt;span class="nx"&gt;Text&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
  &lt;span class="nx"&gt;Button&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
  &lt;span class="nx"&gt;Textarea&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
  &lt;span class="nx"&gt;ActionIcon&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
  &lt;span class="nx"&gt;Group&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
  &lt;span class="nx"&gt;Avatar&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
&lt;span class="p"&gt;}&lt;/span&gt; &lt;span class="k"&gt;from&lt;/span&gt; &lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="s2"&gt;@mantine/core&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="p"&gt;;&lt;/span&gt;
&lt;span class="k"&gt;import&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt; &lt;span class="nx"&gt;useForm&lt;/span&gt; &lt;span class="p"&gt;}&lt;/span&gt; &lt;span class="k"&gt;from&lt;/span&gt; &lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="s2"&gt;@mantine/form&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="p"&gt;;&lt;/span&gt;
&lt;span class="k"&gt;import&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt; &lt;span class="nx"&gt;useRouter&lt;/span&gt; &lt;span class="p"&gt;}&lt;/span&gt; &lt;span class="k"&gt;from&lt;/span&gt; &lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="s2"&gt;next/router&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="p"&gt;;&lt;/span&gt;
&lt;span class="k"&gt;import&lt;/span&gt; &lt;span class="nx"&gt;React&lt;/span&gt; &lt;span class="k"&gt;from&lt;/span&gt; &lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="s2"&gt;react&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="p"&gt;;&lt;/span&gt;
&lt;span class="k"&gt;import&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt; &lt;span class="nx"&gt;trpc&lt;/span&gt; &lt;span class="p"&gt;}&lt;/span&gt; &lt;span class="k"&gt;from&lt;/span&gt; &lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="s2"&gt;utils/trpc&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="p"&gt;;&lt;/span&gt;
&lt;span class="k"&gt;export&lt;/span&gt; &lt;span class="kd"&gt;const&lt;/span&gt; &lt;span class="nx"&gt;UserQuestionProfileBody&lt;/span&gt; &lt;span class="o"&gt;=&lt;/span&gt; &lt;span class="p"&gt;()&lt;/span&gt; &lt;span class="o"&gt;=&amp;gt;&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt;
  &lt;span class="kd"&gt;const&lt;/span&gt; &lt;span class="nx"&gt;router&lt;/span&gt; &lt;span class="o"&gt;=&lt;/span&gt; &lt;span class="nf"&gt;useRouter&lt;/span&gt;&lt;span class="p"&gt;();&lt;/span&gt;
  &lt;span class="kd"&gt;const&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt; &lt;span class="na"&gt;data&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="nx"&gt;userProfile&lt;/span&gt; &lt;span class="p"&gt;}&lt;/span&gt; &lt;span class="o"&gt;=&lt;/span&gt; &lt;span class="nx"&gt;trpc&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nf"&gt;useQuery&lt;/span&gt;&lt;span class="p"&gt;(&lt;/span&gt;
    &lt;span class="p"&gt;[&lt;/span&gt;
      &lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="s2"&gt;getProfileByUsername&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
      &lt;span class="p"&gt;{&lt;/span&gt;
        &lt;span class="na"&gt;username&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="nx"&gt;router&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nx"&gt;query&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nx"&gt;username&lt;/span&gt; &lt;span class="k"&gt;as&lt;/span&gt; &lt;span class="kr"&gt;string&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
      &lt;span class="p"&gt;},&lt;/span&gt;
    &lt;span class="p"&gt;],&lt;/span&gt;
    &lt;span class="p"&gt;{&lt;/span&gt;
      &lt;span class="na"&gt;enabled&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="nc"&gt;Boolean&lt;/span&gt;&lt;span class="p"&gt;(&lt;/span&gt;&lt;span class="nx"&gt;router&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nx"&gt;query&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nx"&gt;username&lt;/span&gt;&lt;span class="p"&gt;),&lt;/span&gt;
    &lt;span class="p"&gt;}&lt;/span&gt;
  &lt;span class="p"&gt;);&lt;/span&gt;
  &lt;span class="kd"&gt;const&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt; &lt;span class="na"&gt;mutateAsync&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="nx"&gt;createMessage&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt; &lt;span class="na"&gt;isLoading&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="nx"&gt;isSubmittingAnswer&lt;/span&gt; &lt;span class="p"&gt;}&lt;/span&gt; &lt;span class="o"&gt;=&lt;/span&gt;
    &lt;span class="nx"&gt;trpc&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nf"&gt;useMutation&lt;/span&gt;&lt;span class="p"&gt;(&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="s2"&gt;answerQuestion&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt;
      &lt;span class="na"&gt;onSuccess&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="p"&gt;()&lt;/span&gt; &lt;span class="o"&gt;=&amp;gt;&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt;
        &lt;span class="nx"&gt;form&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nf"&gt;reset&lt;/span&gt;&lt;span class="p"&gt;();&lt;/span&gt;
      &lt;span class="p"&gt;},&lt;/span&gt;
    &lt;span class="p"&gt;});&lt;/span&gt;
  &lt;span class="kd"&gt;const&lt;/span&gt; &lt;span class="nx"&gt;form&lt;/span&gt; &lt;span class="o"&gt;=&lt;/span&gt; &lt;span class="nf"&gt;useForm&lt;/span&gt;&lt;span class="p"&gt;({&lt;/span&gt;
    &lt;span class="na"&gt;initialValues&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt;
      &lt;span class="na"&gt;answer&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="dl"&gt;""&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
    &lt;span class="p"&gt;},&lt;/span&gt;
    &lt;span class="na"&gt;validate&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt;
      &lt;span class="na"&gt;answer&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="p"&gt;(&lt;/span&gt;&lt;span class="nx"&gt;value&lt;/span&gt;&lt;span class="p"&gt;)&lt;/span&gt; &lt;span class="o"&gt;=&amp;gt;&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt;
        &lt;span class="k"&gt;if &lt;/span&gt;&lt;span class="p"&gt;(&lt;/span&gt;&lt;span class="nx"&gt;value&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nx"&gt;length&lt;/span&gt; &lt;span class="o"&gt;===&lt;/span&gt; &lt;span class="mi"&gt;0&lt;/span&gt;&lt;span class="p"&gt;)&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt;
          &lt;span class="k"&gt;return&lt;/span&gt; &lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="s2"&gt;Answer is required&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="p"&gt;;&lt;/span&gt;
        &lt;span class="p"&gt;}&lt;/span&gt;
      &lt;span class="p"&gt;},&lt;/span&gt;
    &lt;span class="p"&gt;},&lt;/span&gt;
  &lt;span class="p"&gt;});&lt;/span&gt;
  &lt;span class="k"&gt;return &lt;/span&gt;&lt;span class="p"&gt;(&lt;/span&gt;
    &lt;span class="p"&gt;&amp;lt;&lt;/span&gt;&lt;span class="nc"&gt;React&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nc"&gt;Fragment&lt;/span&gt;&lt;span class="p"&gt;&amp;gt;&lt;/span&gt;
      &lt;span class="p"&gt;&amp;lt;&lt;/span&gt;&lt;span class="nc"&gt;Container&lt;/span&gt; &lt;span class="na"&gt;size&lt;/span&gt;&lt;span class="p"&gt;=&lt;/span&gt;&lt;span class="si"&gt;{&lt;/span&gt;&lt;span class="mi"&gt;500&lt;/span&gt;&lt;span class="si"&gt;}&lt;/span&gt; &lt;span class="na"&gt;mt&lt;/span&gt;&lt;span class="p"&gt;=&lt;/span&gt;&lt;span class="si"&gt;{&lt;/span&gt;&lt;span class="mi"&gt;80&lt;/span&gt;&lt;span class="si"&gt;}&lt;/span&gt;&lt;span class="p"&gt;&amp;gt;&lt;/span&gt;
        &lt;span class="p"&gt;&amp;lt;&lt;/span&gt;&lt;span class="nt"&gt;form&lt;/span&gt;
          &lt;span class="na"&gt;onSubmit&lt;/span&gt;&lt;span class="p"&gt;=&lt;/span&gt;&lt;span class="si"&gt;{&lt;/span&gt;&lt;span class="nx"&gt;form&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nf"&gt;onSubmit&lt;/span&gt;&lt;span class="p"&gt;(&lt;/span&gt;&lt;span class="k"&gt;async &lt;/span&gt;&lt;span class="p"&gt;(&lt;/span&gt;&lt;span class="nx"&gt;values&lt;/span&gt;&lt;span class="p"&gt;)&lt;/span&gt; &lt;span class="o"&gt;=&amp;gt;&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt;
            &lt;span class="k"&gt;await&lt;/span&gt; &lt;span class="nf"&gt;createMessage&lt;/span&gt;&lt;span class="p"&gt;({&lt;/span&gt;
              &lt;span class="na"&gt;answer&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="nx"&gt;values&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nx"&gt;answer&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
              &lt;span class="na"&gt;question&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="nx"&gt;userProfile&lt;/span&gt;&lt;span class="p"&gt;?.&lt;/span&gt;&lt;span class="nx"&gt;question&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
              &lt;span class="na"&gt;userId&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="nx"&gt;userProfile&lt;/span&gt;&lt;span class="p"&gt;?.&lt;/span&gt;&lt;span class="nx"&gt;id&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
            &lt;span class="p"&gt;});&lt;/span&gt;
          &lt;span class="p"&gt;})&lt;/span&gt;&lt;span class="si"&gt;}&lt;/span&gt;
        &lt;span class="p"&gt;&amp;gt;&lt;/span&gt;
          &lt;span class="p"&gt;&amp;lt;&lt;/span&gt;&lt;span class="nc"&gt;Skeleton&lt;/span&gt; &lt;span class="na"&gt;visible&lt;/span&gt;&lt;span class="p"&gt;=&lt;/span&gt;&lt;span class="si"&gt;{&lt;/span&gt;&lt;span class="o"&gt;!&lt;/span&gt;&lt;span class="nx"&gt;userProfile&lt;/span&gt;&lt;span class="si"&gt;}&lt;/span&gt;&lt;span class="p"&gt;&amp;gt;&lt;/span&gt;
            &lt;span class="p"&gt;&amp;lt;&lt;/span&gt;&lt;span class="nc"&gt;Card&lt;/span&gt; &lt;span class="na"&gt;withBorder&lt;/span&gt; &lt;span class="na"&gt;shadow&lt;/span&gt;&lt;span class="p"&gt;=&lt;/span&gt;&lt;span class="s"&gt;"sm"&lt;/span&gt; &lt;span class="na"&gt;radius&lt;/span&gt;&lt;span class="p"&gt;=&lt;/span&gt;&lt;span class="s"&gt;"md"&lt;/span&gt;&lt;span class="p"&gt;&amp;gt;&lt;/span&gt;
              &lt;span class="p"&gt;&amp;lt;&lt;/span&gt;&lt;span class="nc"&gt;Card&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nc"&gt;Section&lt;/span&gt; &lt;span class="na"&gt;withBorder&lt;/span&gt; &lt;span class="na"&gt;inheritPadding&lt;/span&gt; &lt;span class="na"&gt;py&lt;/span&gt;&lt;span class="p"&gt;=&lt;/span&gt;&lt;span class="s"&gt;"md"&lt;/span&gt;&lt;span class="p"&gt;&amp;gt;&lt;/span&gt;
                &lt;span class="p"&gt;&amp;lt;&lt;/span&gt;&lt;span class="nc"&gt;Group&lt;/span&gt;&lt;span class="p"&gt;&amp;gt;&lt;/span&gt;
                  &lt;span class="p"&gt;&amp;lt;&lt;/span&gt;&lt;span class="nc"&gt;Avatar&lt;/span&gt;
                    &lt;span class="na"&gt;radius&lt;/span&gt;&lt;span class="p"&gt;=&lt;/span&gt;&lt;span class="s"&gt;"xl"&lt;/span&gt;
                    &lt;span class="na"&gt;src&lt;/span&gt;&lt;span class="p"&gt;=&lt;/span&gt;&lt;span class="si"&gt;{&lt;/span&gt;&lt;span class="s2"&gt;`https://avatars.dicebear.com/api/jdenticon/&lt;/span&gt;&lt;span class="p"&gt;${&lt;/span&gt;&lt;span class="nx"&gt;userProfile&lt;/span&gt;&lt;span class="p"&gt;?.&lt;/span&gt;&lt;span class="nx"&gt;id&lt;/span&gt;&lt;span class="p"&gt;}&lt;/span&gt;&lt;span class="s2"&gt;.svg?background=%230000ff`&lt;/span&gt;&lt;span class="si"&gt;}&lt;/span&gt;
                  &lt;span class="p"&gt;/&amp;gt;&lt;/span&gt;
                  &lt;span class="p"&gt;&amp;lt;&lt;/span&gt;&lt;span class="nt"&gt;div&lt;/span&gt;&lt;span class="p"&gt;&amp;gt;&lt;/span&gt;
                    &lt;span class="p"&gt;&amp;lt;&lt;/span&gt;&lt;span class="nc"&gt;Text&lt;/span&gt; &lt;span class="na"&gt;size&lt;/span&gt;&lt;span class="p"&gt;=&lt;/span&gt;&lt;span class="s"&gt;"sm"&lt;/span&gt; &lt;span class="na"&gt;color&lt;/span&gt;&lt;span class="p"&gt;=&lt;/span&gt;&lt;span class="s"&gt;"dimmed"&lt;/span&gt;&lt;span class="p"&gt;&amp;gt;&lt;/span&gt;
                      &lt;span class="si"&gt;{&lt;/span&gt;&lt;span class="nx"&gt;userProfile&lt;/span&gt;&lt;span class="p"&gt;?.&lt;/span&gt;&lt;span class="nx"&gt;username&lt;/span&gt;&lt;span class="si"&gt;}&lt;/span&gt;
                    &lt;span class="p"&gt;&amp;lt;/&lt;/span&gt;&lt;span class="nc"&gt;Text&lt;/span&gt;&lt;span class="p"&gt;&amp;gt;&lt;/span&gt;
                    &lt;span class="p"&gt;&amp;lt;&lt;/span&gt;&lt;span class="nc"&gt;Text&lt;/span&gt;&lt;span class="p"&gt;&amp;gt;&lt;/span&gt;&lt;span class="si"&gt;{&lt;/span&gt;&lt;span class="nx"&gt;userProfile&lt;/span&gt;&lt;span class="p"&gt;?.&lt;/span&gt;&lt;span class="nx"&gt;question&lt;/span&gt;&lt;span class="si"&gt;}&lt;/span&gt;&lt;span class="p"&gt;&amp;lt;/&lt;/span&gt;&lt;span class="nc"&gt;Text&lt;/span&gt;&lt;span class="p"&gt;&amp;gt;&lt;/span&gt;
                  &lt;span class="p"&gt;&amp;lt;/&lt;/span&gt;&lt;span class="nt"&gt;div&lt;/span&gt;&lt;span class="p"&gt;&amp;gt;&lt;/span&gt;
                &lt;span class="p"&gt;&amp;lt;/&lt;/span&gt;&lt;span class="nc"&gt;Group&lt;/span&gt;&lt;span class="p"&gt;&amp;gt;&lt;/span&gt;
              &lt;span class="p"&gt;&amp;lt;/&lt;/span&gt;&lt;span class="nc"&gt;Card&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nc"&gt;Section&lt;/span&gt;&lt;span class="p"&gt;&amp;gt;&lt;/span&gt;
              &lt;span class="p"&gt;&amp;lt;&lt;/span&gt;&lt;span class="nc"&gt;Card&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nc"&gt;Section&lt;/span&gt; &lt;span class="na"&gt;inheritPadding&lt;/span&gt; &lt;span class="na"&gt;py&lt;/span&gt;&lt;span class="p"&gt;=&lt;/span&gt;&lt;span class="s"&gt;"md"&lt;/span&gt;&lt;span class="p"&gt;&amp;gt;&lt;/span&gt;
                &lt;span class="p"&gt;&amp;lt;&lt;/span&gt;&lt;span class="nc"&gt;Textarea&lt;/span&gt;
                  &lt;span class="na"&gt;autosize&lt;/span&gt;
                  &lt;span class="na"&gt;minRows&lt;/span&gt;&lt;span class="p"&gt;=&lt;/span&gt;&lt;span class="si"&gt;{&lt;/span&gt;&lt;span class="mi"&gt;2&lt;/span&gt;&lt;span class="si"&gt;}&lt;/span&gt;
                  &lt;span class="na"&gt;placeholder&lt;/span&gt;&lt;span class="p"&gt;=&lt;/span&gt;&lt;span class="s"&gt;"What's on your mind?"&lt;/span&gt;
                  &lt;span class="si"&gt;{&lt;/span&gt;&lt;span class="p"&gt;...&lt;/span&gt;&lt;span class="nx"&gt;form&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nf"&gt;getInputProps&lt;/span&gt;&lt;span class="p"&gt;(&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="s2"&gt;answer&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="p"&gt;)&lt;/span&gt;&lt;span class="si"&gt;}&lt;/span&gt;
                &lt;span class="p"&gt;/&amp;gt;&lt;/span&gt;
              &lt;span class="p"&gt;&amp;lt;/&lt;/span&gt;&lt;span class="nc"&gt;Card&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nc"&gt;Section&lt;/span&gt;&lt;span class="p"&gt;&amp;gt;&lt;/span&gt;
            &lt;span class="p"&gt;&amp;lt;/&lt;/span&gt;&lt;span class="nc"&gt;Card&lt;/span&gt;&lt;span class="p"&gt;&amp;gt;&lt;/span&gt;
          &lt;span class="p"&gt;&amp;lt;/&lt;/span&gt;&lt;span class="nc"&gt;Skeleton&lt;/span&gt;&lt;span class="p"&gt;&amp;gt;&lt;/span&gt;
          &lt;span class="p"&gt;&amp;lt;&lt;/span&gt;&lt;span class="nc"&gt;Skeleton&lt;/span&gt; &lt;span class="na"&gt;visible&lt;/span&gt;&lt;span class="p"&gt;=&lt;/span&gt;&lt;span class="si"&gt;{&lt;/span&gt;&lt;span class="o"&gt;!&lt;/span&gt;&lt;span class="nx"&gt;userProfile&lt;/span&gt;&lt;span class="si"&gt;}&lt;/span&gt; &lt;span class="na"&gt;my&lt;/span&gt;&lt;span class="p"&gt;=&lt;/span&gt;&lt;span class="s"&gt;"md"&lt;/span&gt;&lt;span class="p"&gt;&amp;gt;&lt;/span&gt;
            &lt;span class="p"&gt;&amp;lt;&lt;/span&gt;&lt;span class="nc"&gt;Button&lt;/span&gt;
              &lt;span class="na"&gt;type&lt;/span&gt;&lt;span class="p"&gt;=&lt;/span&gt;&lt;span class="s"&gt;"submit"&lt;/span&gt;
              &lt;span class="na"&gt;loading&lt;/span&gt;&lt;span class="p"&gt;=&lt;/span&gt;&lt;span class="si"&gt;{&lt;/span&gt;&lt;span class="nx"&gt;isSubmittingAnswer&lt;/span&gt;&lt;span class="si"&gt;}&lt;/span&gt;
              &lt;span class="na"&gt;color&lt;/span&gt;&lt;span class="p"&gt;=&lt;/span&gt;&lt;span class="s"&gt;"teal"&lt;/span&gt;
              &lt;span class="na"&gt;fullWidth&lt;/span&gt;
              &lt;span class="na"&gt;disabled&lt;/span&gt;&lt;span class="p"&gt;=&lt;/span&gt;&lt;span class="si"&gt;{&lt;/span&gt;&lt;span class="nx"&gt;userProfile&lt;/span&gt;&lt;span class="p"&gt;?.&lt;/span&gt;&lt;span class="nx"&gt;pause&lt;/span&gt;&lt;span class="si"&gt;}&lt;/span&gt;
            &lt;span class="p"&gt;&amp;gt;&lt;/span&gt;
              Send
            &lt;span class="p"&gt;&amp;lt;/&lt;/span&gt;&lt;span class="nc"&gt;Button&lt;/span&gt;&lt;span class="p"&gt;&amp;gt;&lt;/span&gt;
            &lt;span class="si"&gt;{&lt;/span&gt;&lt;span class="nx"&gt;userProfile&lt;/span&gt;&lt;span class="p"&gt;?.&lt;/span&gt;&lt;span class="nx"&gt;pause&lt;/span&gt; &lt;span class="o"&gt;&amp;amp;&amp;amp;&lt;/span&gt; &lt;span class="p"&gt;(&lt;/span&gt;
              &lt;span class="p"&gt;&amp;lt;&lt;/span&gt;&lt;span class="nc"&gt;Text&lt;/span&gt; &lt;span class="na"&gt;align&lt;/span&gt;&lt;span class="p"&gt;=&lt;/span&gt;&lt;span class="s"&gt;"center"&lt;/span&gt; &lt;span class="na"&gt;size&lt;/span&gt;&lt;span class="p"&gt;=&lt;/span&gt;&lt;span class="s"&gt;"sm"&lt;/span&gt; &lt;span class="na"&gt;color&lt;/span&gt;&lt;span class="p"&gt;=&lt;/span&gt;&lt;span class="s"&gt;"red"&lt;/span&gt; &lt;span class="na"&gt;my&lt;/span&gt;&lt;span class="p"&gt;=&lt;/span&gt;&lt;span class="s"&gt;"sm"&lt;/span&gt;&lt;span class="p"&gt;&amp;gt;&lt;/span&gt;
                Oh no! This user has paused their inbox.
              &lt;span class="p"&gt;&amp;lt;/&lt;/span&gt;&lt;span class="nc"&gt;Text&lt;/span&gt;&lt;span class="p"&gt;&amp;gt;&lt;/span&gt;
            &lt;span class="p"&gt;)&lt;/span&gt;&lt;span class="si"&gt;}&lt;/span&gt;
            &lt;span class="p"&gt;&amp;lt;&lt;/span&gt;&lt;span class="nc"&gt;Text&lt;/span&gt; &lt;span class="na"&gt;my&lt;/span&gt;&lt;span class="p"&gt;=&lt;/span&gt;&lt;span class="s"&gt;"md"&lt;/span&gt; &lt;span class="na"&gt;align&lt;/span&gt;&lt;span class="p"&gt;=&lt;/span&gt;&lt;span class="s"&gt;"center"&lt;/span&gt; &lt;span class="na"&gt;size&lt;/span&gt;&lt;span class="p"&gt;=&lt;/span&gt;&lt;span class="s"&gt;"sm"&lt;/span&gt; &lt;span class="na"&gt;color&lt;/span&gt;&lt;span class="p"&gt;=&lt;/span&gt;&lt;span class="s"&gt;"dimmed"&lt;/span&gt;&lt;span class="p"&gt;&amp;gt;&lt;/span&gt;
              &lt;span class="si"&gt;{&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="s2"&gt;100% anonymous q&amp;amp;a&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="si"&gt;}&lt;/span&gt;
            &lt;span class="p"&gt;&amp;lt;/&lt;/span&gt;&lt;span class="nc"&gt;Text&lt;/span&gt;&lt;span class="p"&gt;&amp;gt;&lt;/span&gt;
          &lt;span class="p"&gt;&amp;lt;/&lt;/span&gt;&lt;span class="nc"&gt;Skeleton&lt;/span&gt;&lt;span class="p"&gt;&amp;gt;&lt;/span&gt;
        &lt;span class="p"&gt;&amp;lt;/&lt;/span&gt;&lt;span class="nt"&gt;form&lt;/span&gt;&lt;span class="p"&gt;&amp;gt;&lt;/span&gt;
      &lt;span class="p"&gt;&amp;lt;/&lt;/span&gt;&lt;span class="nc"&gt;Container&lt;/span&gt;&lt;span class="p"&gt;&amp;gt;&lt;/span&gt;
    &lt;span class="p"&gt;&amp;lt;/&lt;/span&gt;&lt;span class="nc"&gt;React&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nc"&gt;Fragment&lt;/span&gt;&lt;span class="p"&gt;&amp;gt;&lt;/span&gt;
  &lt;span class="p"&gt;);&lt;/span&gt;
&lt;span class="p"&gt;};&lt;/span&gt;
&lt;/code&gt;&lt;/pre&gt;

&lt;/div&gt;



&lt;p&gt;Ok, let's understand what the above code does.&lt;/p&gt;

&lt;ul&gt;
&lt;li&gt;&lt;p&gt;We are using the &lt;code&gt;trpc&lt;/code&gt; client to fetch the user profile by username.&lt;/p&gt;&lt;/li&gt;
&lt;li&gt;&lt;p&gt;We are using the &lt;code&gt;Mantine Form&lt;/code&gt; to create the form and handle the form submission.&lt;/p&gt;&lt;/li&gt;
&lt;li&gt;&lt;p&gt;We are using the &lt;code&gt;trpc&lt;/code&gt; client to create the message.&lt;/p&gt;&lt;/li&gt;
&lt;li&gt;&lt;p&gt;We are using the &lt;code&gt;Mantine&lt;/code&gt; components to build the UI.&lt;/p&gt;&lt;/li&gt;
&lt;/ul&gt;

&lt;p&gt;And that's it. We have successfully built the lol message mini app.&lt;/p&gt;

&lt;p&gt;If everything goes well, you should be able to see the following UI:&lt;/p&gt;

&lt;p&gt;&lt;a href="https://media.dev.to/dynamic/image/width=800%2Cheight=%2Cfit=scale-down%2Cgravity=auto%2Cformat=auto/https%3A%2F%2Fi.imgur.com%2FRIx79WL.png" class="article-body-image-wrapper"&gt;&lt;img src="https://media.dev.to/dynamic/image/width=800%2Cheight=%2Cfit=scale-down%2Cgravity=auto%2Cformat=auto/https%3A%2F%2Fi.imgur.com%2FRIx79WL.png" alt="Final UI"&gt;&lt;/a&gt;&lt;/p&gt;

&lt;p&gt;After submitting the message, email notification will be sent to the user and it will look like this:&lt;/p&gt;

&lt;p&gt;&lt;a href="https://media.dev.to/dynamic/image/width=800%2Cheight=%2Cfit=scale-down%2Cgravity=auto%2Cformat=auto/https%3A%2F%2Fi.imgur.com%2FWANmJEB.png" class="article-body-image-wrapper"&gt;&lt;img src="https://media.dev.to/dynamic/image/width=800%2Cheight=%2Cfit=scale-down%2Cgravity=auto%2Cformat=auto/https%3A%2F%2Fi.imgur.com%2FWANmJEB.png" alt="Email Notification"&gt;&lt;/a&gt;&lt;/p&gt;

&lt;h2&gt;
  
  
  Conclusions
&lt;/h2&gt;

&lt;p&gt;In this tutorial, we have learned how to build a simple anonymous question and answer app with email notification using Next.js, tRPC and Courier.&lt;/p&gt;

&lt;p&gt;So that's it for this tutorial. I hope you enjoyed it. &lt;/p&gt;

&lt;h2&gt;
  
  
  Quick Links
&lt;/h2&gt;

&lt;ul&gt;
&lt;li&gt;&lt;p&gt;&lt;a href="https://github.com/n4ze3m/lol" rel="noopener noreferrer"&gt;Source Code&lt;/a&gt;&lt;/p&gt;&lt;/li&gt;
&lt;li&gt;&lt;p&gt;Next.js &lt;a href="https://nextjs.org/docs" rel="noopener noreferrer"&gt;Documentation&lt;/a&gt;&lt;/p&gt;&lt;/li&gt;
&lt;li&gt;&lt;p&gt;tRPC &lt;a href="https://trpc.io/docs/v9/nextjs" rel="noopener noreferrer"&gt;Documentation&lt;/a&gt;&lt;/p&gt;&lt;/li&gt;
&lt;li&gt;&lt;p&gt;Mantine &lt;a href="https://mantine.dev/" rel="noopener noreferrer"&gt;Documentation&lt;/a&gt;&lt;/p&gt;&lt;/li&gt;
&lt;li&gt;&lt;p&gt;Courier &lt;a href="https://www.courier.com/docs" rel="noopener noreferrer"&gt;Documentation&lt;/a&gt;&lt;/p&gt;&lt;/li&gt;
&lt;li&gt;&lt;p&gt;Supabase &lt;a href="https://supabase.io/docs" rel="noopener noreferrer"&gt;Documentation&lt;/a&gt;&lt;/p&gt;&lt;/li&gt;
&lt;li&gt;&lt;p&gt;Supabase Auth &lt;a href="https://github.com/supabase/auth-helpers" rel="noopener noreferrer"&gt;Documentation&lt;/a&gt;&lt;/p&gt;&lt;/li&gt;
&lt;li&gt;&lt;p&gt;Prisma Studio &lt;a href="https://www.prisma.io/docs/concepts/components/prisma-studio" rel="noopener noreferrer"&gt;Documentation&lt;/a&gt;&lt;/p&gt;&lt;/li&gt;
&lt;li&gt;&lt;p&gt;Lol Message Devpost &lt;a href="https://devpost.com/software/lol-message" rel="noopener noreferrer"&gt;Link&lt;/a&gt;&lt;/p&gt;&lt;/li&gt;
&lt;/ul&gt;

</description>
      <category>courier</category>
      <category>nextjs</category>
      <category>postgres</category>
      <category>opensource</category>
    </item>
    <item>
      <title>Create Custom Chrome Homepage Extension using React (Vite ⚡ )</title>
      <dc:creator>Muhammed Nazeem</dc:creator>
      <pubDate>Mon, 20 Sep 2021 03:57:05 +0000</pubDate>
      <link>https://dev.to/n4ze3m/create-custom-chrome-homepage-extension-using-react-vite-1lnn</link>
      <guid>https://dev.to/n4ze3m/create-custom-chrome-homepage-extension-using-react-vite-1lnn</guid>
      <description>&lt;p&gt;In this article I'll explain how to create a custom chrome homepage extension step by step.&lt;/p&gt;

&lt;h2&gt;
  
  
  Let's get coding!
&lt;/h2&gt;

&lt;h3&gt;
  
  
  1. Create React with Vite
&lt;/h3&gt;

&lt;p&gt;To make react project with Vite is very simple. All you need to do is follow this instruction.&lt;br&gt;
&lt;/p&gt;

&lt;div class="highlight js-code-highlight"&gt;
&lt;pre class="highlight properties"&gt;&lt;code&gt;&lt;span class="err"&gt;yarn&lt;/span&gt; &lt;span class="err"&gt;create&lt;/span&gt; &lt;span class="err"&gt;vite&lt;/span&gt; &lt;span class="err"&gt;chromepage&lt;/span&gt; 
&lt;/code&gt;&lt;/pre&gt;

&lt;/div&gt;


&lt;ul&gt;
&lt;li&gt;select framework &lt;strong&gt;react&lt;/strong&gt;
&lt;/li&gt;
&lt;/ul&gt;

&lt;p&gt;&lt;a href="https://media.dev.to/dynamic/image/width=800%2Cheight=%2Cfit=scale-down%2Cgravity=auto%2Cformat=auto/https%3A%2F%2Fdev-to-uploads.s3.amazonaws.com%2Fuploads%2Farticles%2Fd2uo26df1r17dzw3vhz8.png" class="article-body-image-wrapper"&gt;&lt;img src="https://media.dev.to/dynamic/image/width=800%2Cheight=%2Cfit=scale-down%2Cgravity=auto%2Cformat=auto/https%3A%2F%2Fdev-to-uploads.s3.amazonaws.com%2Fuploads%2Farticles%2Fd2uo26df1r17dzw3vhz8.png" alt="Select framework"&gt;&lt;/a&gt;&lt;/p&gt;

&lt;ul&gt;
&lt;li&gt;Then select react variant (any 🏃‍♂ )&lt;/li&gt;
&lt;/ul&gt;

&lt;p&gt;&lt;a href="https://media.dev.to/dynamic/image/width=800%2Cheight=%2Cfit=scale-down%2Cgravity=auto%2Cformat=auto/https%3A%2F%2Fdev-to-uploads.s3.amazonaws.com%2Fuploads%2Farticles%2Fhhou9vwe8flmqfv7rza3.png" class="article-body-image-wrapper"&gt;&lt;img src="https://media.dev.to/dynamic/image/width=800%2Cheight=%2Cfit=scale-down%2Cgravity=auto%2Cformat=auto/https%3A%2F%2Fdev-to-uploads.s3.amazonaws.com%2Fuploads%2Farticles%2Fhhou9vwe8flmqfv7rza3.png" alt="React variant"&gt;&lt;/a&gt;&lt;/p&gt;

&lt;ul&gt;
&lt;li&gt;Go to your project app folder and enter &lt;code&gt;yarn&lt;/code&gt; command. Project will be ready within a minute.&lt;/li&gt;
&lt;/ul&gt;
&lt;h2&gt;
  
  
  2. Create the Manifest
&lt;/h2&gt;

&lt;p&gt;Every extension has a JSON-formatted manifest file, named &lt;code&gt;manifest.json&lt;/code&gt;, that provides important information.&lt;/p&gt;

&lt;p&gt;Inside project app folder create a new folder &lt;code&gt;public&lt;/code&gt; with &lt;code&gt;manifest.json&lt;/code&gt;.&lt;/p&gt;

&lt;p&gt;&lt;a href="https://media.dev.to/dynamic/image/width=800%2Cheight=%2Cfit=scale-down%2Cgravity=auto%2Cformat=auto/https%3A%2F%2Fdev-to-uploads.s3.amazonaws.com%2Fuploads%2Farticles%2Fmczky4rsrxlxr8103f6r.gif" class="article-body-image-wrapper"&gt;&lt;img src="https://media.dev.to/dynamic/image/width=800%2Cheight=%2Cfit=scale-down%2Cgravity=auto%2Cformat=auto/https%3A%2F%2Fdev-to-uploads.s3.amazonaws.com%2Fuploads%2Farticles%2Fmczky4rsrxlxr8103f6r.gif" alt="Create manfiest"&gt;&lt;/a&gt;&lt;/p&gt;

&lt;p&gt;Our &lt;code&gt;public/manifest.json&lt;/code&gt; will look like this:&lt;br&gt;
&lt;/p&gt;
&lt;div class="highlight js-code-highlight"&gt;
&lt;pre class="highlight json"&gt;&lt;code&gt;&lt;span class="p"&gt;{&lt;/span&gt;&lt;span class="w"&gt;
    &lt;/span&gt;&lt;span class="nl"&gt;"name"&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt;&lt;span class="w"&gt; &lt;/span&gt;&lt;span class="s2"&gt;"React (vite) Homescreen"&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;&lt;span class="w"&gt;
    &lt;/span&gt;&lt;span class="nl"&gt;"description"&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt;&lt;span class="w"&gt; &lt;/span&gt;&lt;span class="s2"&gt;"Some description idk hahah"&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;&lt;span class="w"&gt;
    &lt;/span&gt;&lt;span class="nl"&gt;"version"&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt;&lt;span class="w"&gt; &lt;/span&gt;&lt;span class="s2"&gt;"0.1"&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;&lt;span class="w"&gt;
    &lt;/span&gt;&lt;span class="nl"&gt;"manifest_version"&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt;&lt;span class="w"&gt; &lt;/span&gt;&lt;span class="mi"&gt;3&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;&lt;span class="w"&gt;
    &lt;/span&gt;&lt;span class="nl"&gt;"chrome_url_overrides"&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt;&lt;span class="w"&gt; &lt;/span&gt;&lt;span class="p"&gt;{&lt;/span&gt;&lt;span class="w"&gt;
      &lt;/span&gt;&lt;span class="nl"&gt;"newtab"&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt;&lt;span class="w"&gt; &lt;/span&gt;&lt;span class="s2"&gt;"index.html"&lt;/span&gt;&lt;span class="w"&gt;
    &lt;/span&gt;&lt;span class="p"&gt;},&lt;/span&gt;&lt;span class="w"&gt;
    &lt;/span&gt;&lt;span class="nl"&gt;"content_security_policy"&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt;&lt;span class="w"&gt; &lt;/span&gt;&lt;span class="p"&gt;{&lt;/span&gt;&lt;span class="w"&gt;
      &lt;/span&gt;&lt;span class="nl"&gt;"extension_pages"&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt;&lt;span class="w"&gt; &lt;/span&gt;&lt;span class="s2"&gt;"script-src 'self'; object-src 'self'"&lt;/span&gt;&lt;span class="w"&gt;
    &lt;/span&gt;&lt;span class="p"&gt;}&lt;/span&gt;&lt;span class="w"&gt;
&lt;/span&gt;&lt;span class="p"&gt;}&lt;/span&gt;&lt;span class="w"&gt;
&lt;/span&gt;&lt;/code&gt;&lt;/pre&gt;

&lt;/div&gt;


&lt;p&gt;So what's all this?:&lt;/p&gt;

&lt;ul&gt;
&lt;li&gt;name (required) : plain text strings that identify the extension.&lt;/li&gt;
&lt;li&gt;version (required) : One to four dot-separated integers identifying the version of this extension&lt;/li&gt;
&lt;li&gt;manifest_version (required) : An integer specifying the version of the manifest file format your package requires (latest version &lt;strong&gt;v3&lt;/strong&gt;)&lt;/li&gt;
&lt;li&gt;description (recommended) : A plain text string (no HTML or other formatting; no more than 132 characters) that describes the extension. &lt;/li&gt;
&lt;li&gt;chrome_url_overrides : Override pages are a way to substitute an HTML file from your extension for a page that Google Chrome normally provides.

&lt;ul&gt;
&lt;li&gt;newtab : The page that appears when the user creates a new tab 
or window. You can also get to this page by entering the URL 
&lt;strong&gt;chrome://newtab&lt;/strong&gt;.&lt;/li&gt;
&lt;/ul&gt;
&lt;/li&gt;
&lt;li&gt;content_security_policy : Content Security Policy is the name of a HTTP response header that modern browsers use to enhance the security of the document (or web page).&lt;/li&gt;
&lt;/ul&gt;
&lt;h3&gt;
  
  
  3. Build and Load Extension
&lt;/h3&gt;

&lt;p&gt;we can build it with the following command:&lt;br&gt;
&lt;/p&gt;
&lt;div class="highlight js-code-highlight"&gt;
&lt;pre class="highlight properties"&gt;&lt;code&gt;&lt;span class="err"&gt;yarn&lt;/span&gt; &lt;span class="err"&gt;build&lt;/span&gt;
&lt;/code&gt;&lt;/pre&gt;

&lt;/div&gt;


&lt;p&gt;&lt;a href="https://media.dev.to/dynamic/image/width=800%2Cheight=%2Cfit=scale-down%2Cgravity=auto%2Cformat=auto/https%3A%2F%2Fdev-to-uploads.s3.amazonaws.com%2Fuploads%2Farticles%2Fkbivez7jjzqjos3fn86f.png" class="article-body-image-wrapper"&gt;&lt;img src="https://media.dev.to/dynamic/image/width=800%2Cheight=%2Cfit=scale-down%2Cgravity=auto%2Cformat=auto/https%3A%2F%2Fdev-to-uploads.s3.amazonaws.com%2Fuploads%2Farticles%2Fkbivez7jjzqjos3fn86f.png" alt="Production"&gt;&lt;/a&gt;&lt;/p&gt;

&lt;p&gt;Then you will get a 'dist' directory. Load it as unpacked extension in Chrome or Edge or Brave :&lt;/p&gt;

&lt;ul&gt;
&lt;li&gt;Open Chrome or Brave or Edge&lt;/li&gt;
&lt;li&gt;Click the menu icon (three dots) at the top right of Chrome, point to “&lt;strong&gt;More Tools&lt;/strong&gt;,” then click on “&lt;strong&gt;Extensions&lt;/strong&gt;.” You can also Navigate to &lt;code&gt;chrome://extensions&lt;/code&gt; or &lt;code&gt;brave://extensions&lt;/code&gt; or &lt;code&gt;edge://extensions&lt;/code&gt;
&lt;/li&gt;
&lt;li&gt;Turn on the "Developer Mode "switch&lt;/li&gt;
&lt;li&gt;Click over the "Load unpacked" button that appeared on the left&lt;/li&gt;
&lt;li&gt;Select our react homepage extension's build folder (&lt;code&gt;dist&lt;/code&gt;)&lt;/li&gt;
&lt;/ul&gt;

&lt;p&gt;&lt;a href="https://media.dev.to/dynamic/image/width=800%2Cheight=%2Cfit=scale-down%2Cgravity=auto%2Cformat=auto/https%3A%2F%2Fdev-to-uploads.s3.amazonaws.com%2Fuploads%2Farticles%2Fa9ui5k5w6q2xm5t9cami.gif" class="article-body-image-wrapper"&gt;&lt;img src="https://media.dev.to/dynamic/image/width=800%2Cheight=%2Cfit=scale-down%2Cgravity=auto%2Cformat=auto/https%3A%2F%2Fdev-to-uploads.s3.amazonaws.com%2Fuploads%2Farticles%2Fa9ui5k5w6q2xm5t9cami.gif" alt="production"&gt;&lt;/a&gt;&lt;/p&gt;

&lt;p&gt;Now we can see our extension on the list, with the name and description we defined in the &lt;code&gt;public/manifest.json&lt;/code&gt;.The Custom Chrome Homepage extension is running. 🕺 &lt;/p&gt;

&lt;p&gt;Source code:&lt;/p&gt;


&lt;div class="ltag-github-readme-tag"&gt;
  &lt;div class="readme-overview"&gt;
    &lt;h2&gt;
      &lt;img src="https://media.dev.to/dynamic/image/width=800%2Cheight=%2Cfit=scale-down%2Cgravity=auto%2Cformat=auto/https%3A%2F%2Fdev.to%2Fassets%2Fgithub-logo-5a155e1f9a670af7944dd5e12375bc76ed542ea80224905ecaf878b9157cdefc.svg" alt="GitHub logo"&gt;
      &lt;a href="https://github.com/n4ze3m" rel="noopener noreferrer"&gt;
        n4ze3m
      &lt;/a&gt; / &lt;a href="https://github.com/n4ze3m/react-chrome-homepage" rel="noopener noreferrer"&gt;
        react-chrome-homepage
      &lt;/a&gt;
    &lt;/h2&gt;
    &lt;h3&gt;
      create custom  Chrome, Edge and Brave home screen / new tab layout using reactjs
    &lt;/h3&gt;
  &lt;/div&gt;
&lt;/div&gt;



&lt;p&gt;Let me know what you think in the comments! 🏃‍♂ &lt;/p&gt;

</description>
      <category>react</category>
      <category>chrome</category>
      <category>javascript</category>
      <category>showdev</category>
    </item>
  </channel>
</rss>
