Upgrade to Next.js 16 with Turbopack and Contentlayer2

- Upgraded Next.js to v16, React to v19
- Migrated from contentlayer to contentlayer2
- Migrated to Turbopack by decoupling Contentlayer from webpack
- Updated all page components to handle async params (Next.js 15+ breaking change)
- Changed package.json to type: module and renamed config files to .cjs
- Updated README with current tech stack and article creation instructions
- Fixed tag encoding issue (removed double encoding)
- All security vulnerabilities resolved (npm audit: 0 vulnerabilities)

package.json

@@ -4,9 +4,9 @@
   "description": "",
   "main": "index.js",
   "scripts": {
-    "dev": "next dev",
+    "dev": "concurrently \"contentlayer2 dev\" \"next dev\"",
     "sync-assets": "node scripts/sync-assets.mjs",
-    "build": "npm run sync-assets && next build",
+    "build": "npm run sync-assets && contentlayer2 build && next build",
     "start": "next start",
     "lint": "next lint",
     "contentlayer": "contentlayer build"
@@ -14,8 +14,10 @@
   "keywords": [],
   "author": "",
   "license": "ISC",
-  "type": "commonjs",
+  "type": "module",
   "dependencies": {
+    "@emotion/is-prop-valid": "^1.4.0",
+    "@fortawesome/fontawesome-svg-core": "^7.1.0",
     "@fortawesome/free-brands-svg-icons": "^7.1.0",
     "@fortawesome/free-solid-svg-icons": "^7.1.0",
     "@fortawesome/react-fontawesome": "^3.1.0",
@@ -24,11 +26,11 @@
     "framer-motion": "^12.23.24",
     "gray-matter": "^4.0.3",
     "markdown-wasm": "^1.2.0",
-    "next": "^13.5.11",
+    "next": "^16.0.3",
     "next-contentlayer2": "^0.5.8",
     "next-themes": "^0.4.6",
-    "react": "^18.2.0",
-    "react-dom": "^18.2.0",
+    "react": "^19.2.0",
+    "react-dom": "^19.2.0",
     "rehype-autolink-headings": "^7.1.0",
     "rehype-slug": "^6.0.0",
     "remark-gfm": "^4.0.1",
@@ -40,10 +42,11 @@
     "@types/node": "^24.10.1",
     "@types/react": "^19.2.5",
     "autoprefixer": "^10.4.22",
+    "concurrently": "^9.2.1",
     "eslint": "^8.57.1",
-    "eslint-config-next": "^13.5.11",
+    "eslint-config-next": "^16.0.3",
     "postcss": "^8.5.6",
     "tailwindcss": "^3.4.18",
     "typescript": "^5.9.3"
   }
-}
+}