ci: add GitHub Pages deployment for docs

- Configure Next.js for static export with basePath
- Add GitHub Actions workflow to build and deploy
- Remove website/.npmrc (not needed for GitHub Pages)
- Site will be available at https://lytics.github.io/dev-agent

Author: prosdev

.github/workflows/deploy-docs.yml

@@ -0,0 +1,56 @@
+name: Deploy Docs to GitHub Pages
+
+on:
+  push:
+    branches:
+      - main
+    paths:
+      - 'website/**'
+      - '.github/workflows/deploy-docs.yml'
+  workflow_dispatch:
+
+permissions:
+  contents: read
+  pages: write
+  id-token: write
+
+concurrency:
+  group: 'pages'
+  cancel-in-progress: true
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Setup Node.js
+        uses: actions/setup-node@v4
+        with:
+          node-version: 22
+
+      - name: Install dependencies
+        working-directory: website
+        run: npm install
+
+      - name: Build
+        working-directory: website
+        run: npm run build
+
+      - name: Upload artifact
+        uses: actions/upload-pages-artifact@v3
+        with:
+          path: website/out
+
+  deploy:
+    runs-on: ubuntu-latest
+    needs: build
+    permissions:
+      pages: write
+      id-token: write
+    steps:
+      - name: Deploy to GitHub Pages
+        id: deployment
+        uses: actions/deploy-pages@v4
+

website/.npmrc

@@ -6,4 +6,9 @@ const withNextra = nextra({
 
 export default withNextra({
   reactStrictMode: true,
+  output: 'export',
+  images: {
+    unoptimized: true, // Required for static export
+  },
+  basePath: '/dev-agent', // GitHub Pages serves from /repo-name
 });