node.js.yml

name: Node.js CI

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

jobs:
  build:

    runs-on: ubuntu-latest

    strategy:
      matrix:
        node-version: [14.x, 16.x, 18.x]

    steps:
    - uses: actions/checkout@v3
    
    # Backend
    - name: Build and Test Backend
      if: ${{ contains(github.event_name, 'push') && contains(github.event.head_commit.modified, 'backend/') }}
      runs-on: ubuntu-latest
      steps:
      - name: Use Node.js ${{ matrix.node-version }}
        uses: actions/setup-node@v3
        with:
          node-version: ${{ matrix.node-version }}
          cache: 'npm'
      - run: cd backend
      - run: npm ci
      - run: npm run build --if-present
      - run: npm test

    # Frontend
    - name: Build and Test Frontend
      if: ${{ contains(github.event_name, 'push') && contains(github.event.head_commit.modified, 'frontend/') }}
      runs-on: ubuntu-latest
      steps:
      - name: Use Node.js ${{ matrix.node-version }}
        uses: actions/setup-node@v3
        with:
          node-version: ${{ matrix.node-version }}
          cache: 'npm'
      - run: cd frontend
      - run: npm ci
      - run: npm run build --if-present
      - run: npm test