name: Frontend CI

on:
  push:
    branches: [main, master]
    paths:
      - 'frontend/**'
      - '.github/workflows/frontend-ci.yml'
  pull_request:
    branches: [main, master]
    paths:
      - 'frontend/**'
      - '.github/workflows/frontend-ci.yml'
  workflow_dispatch:

jobs:
  lint-and-test:
    runs-on: ubuntu-latest
    defaults:
      run:
        working-directory: frontend

    steps:
      - uses: actions/checkout@v4

      - name: Setup Node.js
        uses: actions/setup-node@v6
        with:
          node-version: '20'
          cache: 'npm'
          cache-dependency-path: frontend/package-lock.json

      - name: Install dependencies
        run: npm ci

      - name: Lint
        run: npm run lint

      - name: Prettier check
        run: npm run pretty:check

      - name: Run tests
        run: npm run test -- --passWithNoTests

      - name: Build
        run: npm run build

      - name: Upload build artifacts
        uses: actions/upload-artifact@v4
        with:
          name: frontend-build
          path: frontend/build/
          retention-days: 7