name: CI

on:
  push:
    branches: [main]
    # Prose cannot break a build. Provider JSON can, so it is NOT ignored —
    # the last step here fails if any providers/*.json stops parsing.
    paths-ignore:
      - '**/*.md'
      - 'docs/**'
      - 'demo/**'
      - '.gitignore'
      - 'LICENSE'
  pull_request:
    paths-ignore:
      - '**/*.md'
      - 'docs/**'
      - 'demo/**'
      - '.gitignore'
      - 'LICENSE'
  workflow_dispatch:

concurrency:
  group: ci-${{ github.ref }}
  cancel-in-progress: true

jobs:
  build-test:
    name: build & test (node ${{ matrix.node }})
    runs-on: ubuntu-latest
    strategy:
      fail-fast: false
      matrix:
        # 22 is the floor the package declares; 24 catches breakage early.
        node: ['22', '24']

    steps:
      - uses: actions/checkout@v4

      - uses: actions/setup-node@v4
        with:
          node-version: ${{ matrix.node }}
          cache: npm

      - run: npm ci --no-audit --no-fund

      - name: Typecheck and build
        run: npm run build

      - name: Test
        run: node --test packages/*/test/*.test.ts

      - name: Verify every shipped provider file parses
        run: |
          node --input-type=module -e "
            import { Registry } from './packages/core/dist/registry.js';
            const reg = new Registry({ dir: 'providers', env: {} });
            const errors = reg.issues().filter(i => i.level === 'error');
            for (const i of reg.issues()) console.log(\`[\${i.level}] \${i.file}: \${i.message}\`);
            if (errors.length) { console.error(\`\${errors.length} provider file(s) failed to parse\`); process.exit(1); }
            console.log(\`ok — \${reg.all().length} providers loaded\`);
          "