redeploy.yml

name: Scheduled Redeploy
on:
  schedule:
    - cron: '*/10 * * * *'  # Every 10 minutes
  workflow_dispatch:

permissions:
  contents: read
  pages: write
  id-token: write

# Redeployment when repositories.txt changed recently. The build is cached
# (actions/cache on .next/cache) to hit the <6 minute target.
jobs:
  check:
    runs-on: ubuntu-latest
    outputs:
      changed: ${{ steps.check-changes.outputs.changed }}
    steps:
      - name: Checkout repository
        uses: actions/checkout@v4

      - name: Check for repositories.txt changes
        id: check-changes
        run: |
          LAST_COMMIT=$(git log -1 --format=%ct -- repositories.txt || echo 0)
          CURRENT_TIME=$(date +%s)
          TIME_DIFF=$((CURRENT_TIME - LAST_COMMIT))

          echo "Last commit: $LAST_COMMIT"
          echo "Current time: $CURRENT_TIME"
          echo "Time difference: $TIME_DIFF seconds"

          # Only deploy if changed in the last 15 minutes
          if [ "$TIME_DIFF" -lt 900 ]; then
            echo "changed=true" >> "$GITHUB_OUTPUT"
            echo "repositories.txt has recent changes, deploying"
          else
            echo "changed=false" >> "$GITHUB_OUTPUT"
            echo "No recent changes, skipping deployment"
          fi

  build:
    needs: check
    if: needs.check.outputs.changed == 'true'
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      - uses: oven-sh/setup-bun@v1
        with:
          bun-version: latest
      - uses: actions/setup-node@v4
        with:
          node-version: 22
      - name: Cache .next build cache
        uses: actions/cache@v4
        with:
          path: .next/cache
          key: ${{ runner.os }}-nextjs-${{ hashFiles('**/bun.lock', '**/package.json') }}-${{ github.run_id }}
          restore-keys: ${{ runner.os }}-nextjs-${{ hashFiles('**/bun.lock', '**/package.json') }}-
      - run: bun install
      - name: Build static export
        run: bun run build
        env:
          NEXT_PUBLIC_HOSTING_ENVIRONMENT: github
      - name: Upload artifact
        uses: actions/upload-pages-artifact@v3
        with:
          path: 'out'

  deploy:
    needs: build
    environment:
      name: github-pages
      url: ${{ steps.deployment.outputs.page_url }}
    runs-on: ubuntu-latest
    steps:
      - name: Deploy to GitHub Pages
        id: deployment
        uses: actions/deploy-pages@v5