nextjs.yml

# Workflow for building and deploying a Next.js site to GitHub Pages
name: Deploy Next.js site to Pages

on:
  # Trigger on pushes to the default branch
  push:
    branches: ["main"]

  # Allow manual triggering from the Actions tab
  workflow_dispatch:

# Set permissions for deployment
permissions:
  contents: read
  pages: write
  id-token: write

# Allow only one deployment at a time
concurrency:
  group: "pages"
  cancel-in-progress: false

jobs:
  # Build job
  build:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v4

      - name: Setup Node.js
        uses: actions/setup-node@v4
        with:
          node-version: "20"
          cache: "yarn"

      - name: Install dependencies
        run: yarn install

      - name: Configure Next.js for GitHub Pages
        run: |
          echo 'module.exports = { output: "export", basePath: "/<REPOSITORY-NAME>", trailingSlash: true }' > next.config.js
          cat next.config.js

      - name: Build Next.js site
        run: yarn next build && yarn next export

      - name: Upload artifact
        uses: actions/upload-pages-artifact@v3
        with:
          path: out

  # Deployment job
  deploy:
    environment:
      name: github-pages
      url: ${{ steps.deployment.outputs.page_url }}
    runs-on: ubuntu-latest
    needs: build
    steps:
      - name: Deploy to GitHub Pages
        id: deployment
        uses: actions/deploy-pages@v4