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    <title>DEV Community: Fahim</title>
    <description>The latest articles on DEV Community by Fahim (@eror-0).</description>
    <link>https://dev.to/eror-0</link>
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      <title>DEV Community: Fahim</title>
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      <title>Closiq Discord Agent: An AI Customer Support Monolith 🚀</title>
      <dc:creator>Fahim</dc:creator>
      <pubDate>Thu, 28 May 2026 01:08:53 +0000</pubDate>
      <link>https://dev.to/eror-0/closiq-discord-agent-an-ai-customer-support-monolith-51nn</link>
      <guid>https://dev.to/eror-0/closiq-discord-agent-an-ai-customer-support-monolith-51nn</guid>
      <description>&lt;p&gt;&lt;em&gt;This is a submission for the &lt;a href="https://dev.to/challenges/github-2026-05-21"&gt;GitHub Finish-Up-A-Thon Challenge&lt;/a&gt;&lt;/em&gt;&lt;/p&gt;

&lt;h2&gt;
  
  
  What I Built
&lt;/h2&gt;

&lt;p&gt;I built the &lt;strong&gt;&lt;a href="https://github.com/ErOr-0/closiq-discord-bot" rel="noopener noreferrer"&gt;Closiq Discord Agent&lt;/a&gt;&lt;/strong&gt;, a full-stack modular monolith engineered to transform a Discord channel into an automated, AI-driven customer support inbox and lead management system. &lt;/p&gt;

&lt;p&gt;When a customer messages your Discord support channel, the backend captures the conversation, handles data persistence, and fetches highly relevant context from a self-hosted Qdrant vector database (which indexes knowledge base documents stored in MinIO). It then leverages OpenRouter or OpenAI-compatible models to dynamically draft and deliver accurate, context-aware responses right back to the customer via a Discord bot.&lt;/p&gt;

&lt;h2&gt;
  
  
  Demo
&lt;/h2&gt;

&lt;ul&gt;
&lt;li&gt;
&lt;strong&gt;GitHub Repository:&lt;/strong&gt; &lt;a href="https://github.com/ErOr-0/closiq-discord-bot" rel="noopener noreferrer"&gt;ErOr-0/closiq-discord-bot&lt;/a&gt;
&lt;/li&gt;
&lt;li&gt;
&lt;strong&gt;Local Web Dashboard:&lt;/strong&gt; &lt;code&gt;http://localhost:5173&lt;/code&gt;
&lt;/li&gt;
&lt;/ul&gt;

&lt;p&gt;&lt;em&gt;(Tip: Insert a GIF or a couple of screenshots here showing off your React dashboard interface, your MongoDB message log view, or the Discord bot replying live in a channel!)&lt;/em&gt;&lt;/p&gt;

&lt;blockquote&gt;
&lt;h3&gt;
  
  
  Tech Stack At A Glance
&lt;/h3&gt;

&lt;ul&gt;
&lt;li&gt;
&lt;strong&gt;Frontend:&lt;/strong&gt; React + Vite&lt;/li&gt;
&lt;li&gt;
&lt;strong&gt;Backend:&lt;/strong&gt; Node.js + Express + TypeScript&lt;/li&gt;
&lt;li&gt;
&lt;strong&gt;Databases &amp;amp; Storage:&lt;/strong&gt; MongoDB (Metadata), Qdrant (Vector Embeddings), and MinIO (Object Storage)&lt;/li&gt;
&lt;li&gt;
&lt;strong&gt;Integrations:&lt;/strong&gt; &lt;code&gt;discord.js&lt;/code&gt; &amp;amp; OpenRouter / OpenAI SDK&lt;/li&gt;
&lt;/ul&gt;
&lt;/blockquote&gt;




&lt;h2&gt;
  
  
  The Comeback Story
&lt;/h2&gt;

&lt;p&gt;This project started as an ambitious idea but quickly stalled out. Before dusting it off for this challenge, it was just a loose collection of database models, basic tools, and a primitive, unoptimized LangChain loop sitting in a graveyard of unfinished local folders. It completely lacked a front-end management layer, and the architecture was fragile.&lt;/p&gt;

&lt;p&gt;To bring this project to life and cross the finish line, I focused heavily on stability, user experience, and structural boundaries:&lt;/p&gt;

&lt;ul&gt;
&lt;li&gt;
&lt;strong&gt;Modular Monolith Refactoring:&lt;/strong&gt; Reorganized the entire Express backend into strict, clean module boundaries (&lt;code&gt;messages&lt;/code&gt;, &lt;code&gt;knowledgebase&lt;/code&gt;, &lt;code&gt;agent&lt;/code&gt;, &lt;code&gt;infrastructure&lt;/code&gt;) to make the codebase highly maintainable.&lt;/li&gt;
&lt;li&gt;
&lt;strong&gt;Built the Web Dashboard:&lt;/strong&gt; Created a comprehensive React interface from scratch so users can visually monitor incoming customer messages and manage knowledge base files without touching terminal commands.&lt;/li&gt;
&lt;li&gt;
&lt;strong&gt;Fixed Edge Cases &amp;amp; UI:&lt;/strong&gt; Fixed broken message handling logic loops in the AI generation workflow and completely updated the Channel Message UI components for smoother interactions.&lt;/li&gt;
&lt;li&gt;
&lt;strong&gt;Cascading Deletion Sync:&lt;/strong&gt; Implemented robust file lifecycle management. Now, deleting a knowledge document triggers a clean, sequential purge across the entire stack: removing the object from MinIO, unindexing the vector from Qdrant, and dropping the metadata from MongoDB.&lt;/li&gt;
&lt;/ul&gt;




&lt;h2&gt;
  
  
  My Experience with GitHub Copilot
&lt;/h2&gt;

&lt;p&gt;GitHub Copilot acted as an invaluable pair-programmer during this sprint, especially when it came to tying multiple disjointed storage microservices together.&lt;/p&gt;

&lt;ul&gt;
&lt;li&gt;
&lt;strong&gt;Docker Scaffold Speed:&lt;/strong&gt; Copilot instantly generated the local environment infrastructure configurations inside the &lt;code&gt;docker-compose.yml&lt;/code&gt;, getting MongoDB, Qdrant, and MinIO talking to each other effortlessly.&lt;/li&gt;
&lt;li&gt;
&lt;strong&gt;Handling Streams and Upload Boilerplate:&lt;/strong&gt; Writing multipart file upload endpoints that simultaneously stream files to MinIO and pass text data to vector embeddings involves writing a lot of repetitive error-handling code. Copilot predicted the stream-piping logic accurately, saving me hours of debugging.&lt;/li&gt;
&lt;li&gt;
&lt;strong&gt;Maintaining Architecture Boundaries:&lt;/strong&gt; Because Copilot quickly grasped the modular monolith layout, it suggested accurate imports across different domain workspaces (like pulling from &lt;code&gt;shared/errors&lt;/code&gt; or &lt;code&gt;config/logging&lt;/code&gt;) without muddying up the structural boundaries I put in place.&lt;/li&gt;
&lt;/ul&gt;

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