name: CI Cache Verification

on:
  push:
    paths:
      - '.github/workflows/cache-verify.yml'
  workflow_dispatch:

jobs:
  verify-cache:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      - uses: actions/setup-node@v4
        with:
          node-version: '20'
      - run: echo "key=node-modules-${{ runner.os }}-${{ env.LOCK_HASH }}" >> $GITHUB_OUTPUT
        id: cache-key
        env: { LOCK_HASH: ${{ hashFiles('backend/yarn.lock', 'webapp/yarn.lock') }} }
      - uses: actions/cache@v4
        id: restore
        with:
          path: |
            backend/node_modules
            webapp/node_modules
          key: ${{ steps.cache-key.outputs.key }}
          restore-keys: |
            node-modules-${{ runner.os }}-
            node-modules-
      - run: echo "Cache: ${{ steps.restore.outputs.cache-hit }}"
      - run: cd backend && yarn install && yarn build
      - run: cd webapp && yarn install && yarn build

  verify-wait:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      - uses: actions/setup-node@v4
        with: { node-version: '20' }
      - run: cd webapp && yarn install && yarn build
      - run: |
          if [ -d webapp/out ]; then
            npx serve -s webapp/out -l 3000 &
          else
            cd webapp && yarn start &
          fi
      - run: |
          for i in {1..15}; do
            curl -sf http://localhost:3000 && echo "✅ up" && exit 0
            echo "$i..." && sleep 2
          done
          echo "❌ no response" && exit 1