name: CI

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

jobs:
  # ---------------------------------------------------------------------------
  # Backend: ruff lint + pytest with coverage gate (rises as junior tests land)
  # ---------------------------------------------------------------------------
  backend:
    name: Backend (Python)
    runs-on: ubuntu-latest
    defaults:
      run:
        working-directory: backend

    steps:
      - uses: actions/checkout@v4

      - uses: astral-sh/setup-uv@v5
        with:
          version: "latest"

      - name: Install dependencies
        run: uv sync

      - name: Lint (ruff)
        run: uv run ruff check .

      - name: Format check (ruff)
        run: uv run ruff format --check .

      - name: Test with coverage
        # Target is 90; raise toward it as tests land (tips rules: 40→50).
        run: uv run pytest --cov=app --cov-report=term-missing --cov-fail-under=50

  # ---------------------------------------------------------------------------
  # Frontend: ESLint + Vitest with 90% coverage gate
  # ---------------------------------------------------------------------------
  frontend:
    name: Frontend (TypeScript)
    runs-on: ubuntu-latest
    defaults:
      run:
        working-directory: frontend

    steps:
      - uses: actions/checkout@v4

      - uses: actions/setup-node@v4
        with:
          node-version: "20"
          cache: "npm"
          cache-dependency-path: frontend/package-lock.json

      - name: Install dependencies
        run: npm ci

      - name: Type check
        run: npx tsc --noEmit

      - name: Lint
        run: npm run lint

      - name: Test with coverage
        run: npm run coverage