Bump Node.js engine to 24.x for Vercel compatibility

.github/agents/marketing-agent.md

@@ -12,7 +12,7 @@ instructions: |
   - **Next.js 16** (App Router, Server Components, Server Actions, Metadata API)
   - **React 19** (Server/Client Components, Hooks, Suspense, Streaming)
   - **TypeScript 5.9** (Strict mode, type-safe APIs, interfaces)
-  - **Node.js 22+** (Runtime optimization, middleware)
+  - **Node.js 24+** (Runtime optimization, middleware)
   - **Tailwind CSS** (Utility-first styling, responsive design, custom theming, dark mode)
   - **shadcn/ui** (Component composition, Radix UI primitives, accessibility)
   - **Lucide React** (Icon system, consistent visual language)

.github/skills/webapp-testing/SKILL.md

@@ -23,7 +23,7 @@ Use this skill when you need to:
 
 ## Prerequisites
 
-- Node.js 22.x installed (LTS — Node 20 is end-of-life)
+- Node.js 24.x installed (LTS — Node 20 is end-of-life)
 - BitSleuth website running locally on port 3000
 - Playwright will be installed automatically if not present
 
@@ -250,7 +250,7 @@ When testing the BitSleuth website, verify:
 
 ## Limitations
 
-- Requires Node.js 22.x environment
+- Requires Node.js 24.x environment
 - Cannot test native mobile apps (BitSleuth is web-only)
 - May have issues with complex authentication flows (if implemented)
 - Next.js App Router may require waiting for hydration to complete

.github/workflows/README.md

@@ -34,7 +34,7 @@ Run the workflow manually:
 ### What the Workflow Does
 
 1. **Checkout** - Clones the repository
-2. **Setup Node.js** - Installs Node.js 22 with npm caching
+2. **Setup Node.js** - Installs Node.js 24 with npm caching
 3. **Install dependencies** - Runs `npm ci` for clean install
 4. **Type check** - Validates TypeScript types (non-blocking)
 5. **Lint** - Runs ESLint checks (non-blocking)

.github/workflows/copilot-test.yml

@@ -34,7 +34,7 @@ jobs:
       - name: Setup Node.js
         uses: actions/setup-node@v6
         with:
-          node-version: '22'
+          node-version: '24'
           cache: 'npm'
 
       - name: Install dependencies
@@ -127,7 +127,7 @@ jobs:
           echo "- Next.js: 16.0.10" >> $GITHUB_STEP_SUMMARY
           echo "- React: 19.2.0" >> $GITHUB_STEP_SUMMARY
           echo "- TypeScript: 5.9.3" >> $GITHUB_STEP_SUMMARY
-          echo "- Node.js: 22.x" >> $GITHUB_STEP_SUMMARY
+          echo "- Node.js: 24.x" >> $GITHUB_STEP_SUMMARY
 
       - name: Cleanup
         if: always()

.idx/dev.nix

@@ -5,7 +5,7 @@
   channel = "stable-24.11"; # or "unstable"
   # Use https://search.nixos.org/packages to find packages
   packages = [
-    pkgs.nodejs_22
+    pkgs.nodejs_24
   ];
   # Sets environment variables in the workspace
   env = {};

AGENTS.md

@@ -16,7 +16,7 @@
 - **Framework:** Next.js 16.0.10 (App Router)
 - **Language:** TypeScript 5.9.3 (strict mode enabled)
 - **Runtime:** React 19.2.0
-- **Node.js:** 22.x (LTS — Node 20 is end-of-life)
+- **Node.js:** 24.x (LTS — Node 20 is end-of-life)
 
 ### UI & Styling
 - **CSS Framework:** Tailwind CSS 3.4.18

CONTRIBUTING.md

@@ -24,7 +24,7 @@ When creating new documentation (guides, specifications, strategies, etc.), alwa
 ## 🚀 Getting Started
 
 ### Prerequisites
-- **Node.js**: 22.x (LTS — Node 20 is end-of-life)
+- **Node.js**: 24.x (LTS — Node 20 is end-of-life)
 - **npm**: Latest version
 - **Git**: For version control
 

README.md

@@ -64,7 +64,7 @@ npm run ci  # Runs lint + typecheck + test + build
 ## 🚀 Development Workflow
 
 ### Prerequisites
-- **Node.js**: 22.x (LTS — Node 20 is end-of-life)
+- **Node.js**: 24.x (LTS — Node 20 is end-of-life)
 - **npm**: Latest version (11.7.0 configured via `packageManager`)
 - **Git**: For version control
 
@@ -390,7 +390,7 @@ Environment variables for production are managed as **Firebase App Hosting secre
 
 **Deployment Settings:**
 - **Max Instances**: 1 (configured in apphosting.*.yaml)
-- **Runtime**: Node.js 22.x
+- **Runtime**: Node.js 24.x
 - **Build Command**: `npm run build`
 - **Start Command**: `npm run start`
 
@@ -883,7 +883,7 @@ Can't find a solution? Try these steps:
    npm run ci
 
    # Check versions
-   node --version  # Should be 22+
+   node --version  # Should be 24+
    npm --version   # Should be 11.7.0
 
    # Verify dependencies

docs/PRD.md

@@ -83,7 +83,7 @@
 - **Firebase:** Hosting platform and potential future integration for user management
 
 **Dependencies:**
-- Node.js 22.x (LTS — Node 20 is end-of-life)
+- Node.js 24.x (LTS — Node 20 is end-of-life)
 - Google Analytics Measurement ID for tracking
 - Firebase App Hosting for deployment
 

docs/PROJECT_SUMMARY.md

@@ -49,7 +49,7 @@ BitSleuth is a comprehensive Next.js 16 website serving as the primary marketing
 - **Next.js:** 16.0.10 (App Router)
 - **React:** 19.2.0
 - **TypeScript:** 5.9.3
-- **Node.js:** 22.x (LTS — Node 20 is end-of-life)
+- **Node.js:** 24.x (LTS — Node 20 is end-of-life)
 
 ### Styling & UI
 - **Tailwind CSS:** 3.4.18 (stable v3)
@@ -467,7 +467,7 @@ All Radix UI primitives updated to latest versions:
 ### Development Workflow
 
 #### Prerequisites
-- Node.js 22.x (LTS — Node 20 is end-of-life)
+- Node.js 24.x (LTS — Node 20 is end-of-life)
 - npm (latest version)
 
 #### Local Development

package.json

@@ -10,7 +10,7 @@
   "private": true,
   "packageManager": "npm@11.7.0",
   "engines": {
-    "node": "22.x"
+    "node": "24.x"
   },
   "scripts": {
     "dev": "next dev --turbopack -p 3000",