name: Phase 1 — Automated Validation

on:
  push:
    branches: [main]
  pull_request:
    branches: [main]

jobs:
  # ── Job 1: Unit & integration tests ────────────────────────────────────────
  test:
    name: pytest
    runs-on: ubuntu-latest

    steps:
      - name: Checkout repository
        uses: actions/checkout@v4

      - name: Set up Python 3.11
        uses: actions/setup-python@v5
        with:
          python-version: "3.11"
          cache: "pip"

      - name: Install package and test dependencies
        run: pip install -e ".[test]"

      - name: Run test suite
        run: pytest tests/ -v --tb=short

  # ── Job 2: Dockerfile build gate ───────────────────────────────────────────
  docker-build:
    name: docker build
    runs-on: ubuntu-latest

    steps:
      - name: Checkout repository
        uses: actions/checkout@v4

      - name: Build Docker image (no push)
        run: docker build -t rl-env-server:ci -f grid_env/Server/Dockerfile .

  # ── Job 3: OpenEnv spec validation (best-effort) ───────────────────────────
  openenv-validate:
    name: openenv spec check
    runs-on: ubuntu-latest

    steps:
      - name: Checkout repository
        uses: actions/checkout@v4

      - name: Set up Python 3.11
        uses: actions/setup-python@v5
        with:
          python-version: "3.11"

      - name: Install package and test dependencies
        run: pip install -e ".[test]"

      - name: Validate OpenEnv spec (YAML compliance tests)
        run: pytest tests/test_openenv_spec.py -v --tb=short