The latest articles on DEV Community by Alex Grant (@localnerve). https://dev.to/localnerve https://media2.dev.to/dynamic/image/width=90,height=90,fit=cover,gravity=auto,format=auto/https:%2F%2Fdev-to-uploads.s3.us-east-2.amazonaws.com%2Fuploads%2Fuser%2Fprofile_image%2F429273%2Fc5da4286-85d1-48e6-826b-4dd3d442c727.jpeg https://dev.to/localnerve en Alex Grant Thu, 10 Sep 2026 11:28:08 +0000 https://dev.to/localnerve/a-comprehensive-jam-stack-reference-app-with-offline-first-architecture-service-worker-batching-57gb https://dev.to/localnerve/a-comprehensive-jam-stack-reference-app-with-offline-first-architecture-service-worker-batching-57gb <p>I've been working on a practical reference project for building modern web applications that demonstrates some patterns I rarely see documented well together:</p> <p>• Service worker-first architecture (not just PWA features)<br> • Offline data mutation batching with IndexedDB staging<br> • Multi-user optimistic concurrency control with 3-way merge<br> • Sophisticated testing with Docker Testcontainers + multi-layer coverage<br> • Hand-crafted vanilla JS (no framework dependencies)</p> <p>The project focuses on being a learning resource rather than another framework. Everything is built to be readable and educational.</p> <p><a href="https://github.com/localnerve/jam-build" rel="noopener noreferrer">https://github.com/localnerve/jam-build</a></p> <p>Would love feedback from other developers who've tackled similar offline-first challenges!</p> webdev docker javascript jamstack Alex Grant Wed, 09 Sep 2026 12:50:46 +0000 https://dev.to/localnerve/just-shipped-v100-of-localnervetrusted-types-rules-on-npm-a-build-time-audit-and-reporting-3kfn https://dev.to/localnerve/just-shipped-v100-of-localnervetrusted-types-rules-on-npm-a-build-time-audit-and-reporting-3kfn <div class="crayons-card c-embed text-styles text-styles--secondary"> <div class="c-embed__content"> <div class="c-embed__cover"> <a href="https://github.com/localnerve/trusted-types-rules" class="c-link align-middle" rel="noopener noreferrer"> <img alt="" src="https://media2.dev.to/dynamic/image/width=800%2Cheight=%2Cfit=scale-down%2Cgravity=auto%2Cformat=auto/https%3A%2F%2Fopengraph.githubassets.com%2F16941e6e46f0f4e7aae78cf4a86b0074709fb90d19c0192066b5c9fd7cff07bf%2Flocalnerve%2Ftrusted-types-rules" height="600" class="m-0" width="1200"> </a> </div> <div class="c-embed__body"> <h2 class="fs-xl lh-tight"> <a href="https://github.com/localnerve/trusted-types-rules" rel="noopener noreferrer" class="c-link"> GitHub - localnerve/trusted-types-rules: Compute Content-Security-Policy trusted-types rules and audit injection sinks from JavaScript sources, including web components. · GitHub </a> </h2> <p class="truncate-at-3"> Compute Content-Security-Policy trusted-types rules and audit injection sinks from JavaScript sources, including web components. - localnerve/trusted-types-rules </p> <div class="color-secondary fs-s flex items-center"> <img alt="favicon" class="c-embed__favicon m-0 mr-2 radius-0" src="https://media2.dev.to/dynamic/image/width=800%2Cheight=%2Cfit=scale-down%2Cgravity=auto%2Cformat=auto/https%3A%2F%2Fgithub.githubassets.com%2Ffavicons%2Ffavicon.svg" width="32" height="32"> github.com </div> </div> </div> </div> javascript opensource security tools Alex Grant Mon, 01 Sep 2025 15:56:36 +0000 https://dev.to/localnerve/a-comprehensive-jam-stack-reference-project-service-worker-first-batching-and-multi-user-occ-3ljc https://dev.to/localnerve/a-comprehensive-jam-stack-reference-project-service-worker-first-batching-and-multi-user-occ-3ljc <p>I've been working on a practical reference project for building modern web applications that demonstrates some patterns I rarely see documented well together: </p> <ul> <li>Service Worker First Architecture (not just PWA features) </li> <li>Offline data mutation batching with IndexedDB staging </li> <li>Multi-user optimistic concurrency control with 3-way merge</li> <li>Sophisticated testing with Docker Testcontainers, multi-layer coverage </li> <li>Hand-crafted VanillaJS (no framework dependencies) </li> </ul> <p>The project focuses on being a learning resource rather than another framework. Everything is built to be readable and educational. </p> <p><a href="https://github.com/localnerve/jam-build" rel="noopener noreferrer">https://github.com/localnerve/jam-build</a></p> <p>Would love feedback from other developers who've tackled similar offline-first challenges.</p> webdev javascript docker jamstack