Configure Next.js for static export and add GitHub Pages deployment to CI workflow.

Author: Adrijan-Petek

.github/workflows/ci.yml

@@ -33,3 +33,41 @@ jobs:
       - name: Build
         run: npm run build
 
+  deploy:
+    runs-on: ubuntu-latest
+    needs: lint-build
+    if: github.ref == 'refs/heads/main'
+    permissions:
+      pages: write
+      id-token: write
+    environment:
+      name: github-pages
+      url: ${{ steps.deployment.outputs.page_url }}
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Setup Node
+        uses: actions/setup-node@v4
+        with:
+          node-version: 20
+          cache: npm
+
+      - name: Install
+        run: npm ci
+
+      - name: Build
+        run: npm run build
+
+      - name: Setup Pages
+        uses: actions/configure-pages@v4
+
+      - name: Upload artifact
+        uses: actions/upload-pages-artifact@v3
+        with:
+          path: ./out
+
+      - name: Deploy to GitHub Pages
+        id: deployment
+        uses: actions/deploy-pages@v4
+

next.config.ts

@@ -1,6 +1,8 @@
 import type { NextConfig } from 'next';
 
 const nextConfig: NextConfig = {
+  output: 'export',
+  trailingSlash: true,
   async headers() {
     const csp = [
       "default-src 'self'",