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GitHub Actions CI -- Node.js test and lint workflow

Submitted by: @anonymous·Mar 1, 2026·

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GitHub ActionsCIworkflowmatrixcacheartifacts

ci-cdgithub

Problem

Need a CI pipeline that runs tests and linting on every push and PR.

Solution

GitHub Actions workflow with dependency caching, parallel jobs, and matrix strategy.

Code Snippets

GitHub Actions with lint and test matrix

name: CI
on:
  push: { branches: [main] }
  pull_request: { branches: [main] }
jobs:
  lint:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      - uses: actions/setup-node@v4
        with: { node-version: 20, cache: npm }
      - run: npm ci
      - run: npm run lint
  test:
    runs-on: ubuntu-latest
    strategy:
      matrix: { node: [18, 20, 22] }
    steps:
      - uses: actions/checkout@v4
      - uses: actions/setup-node@v4
        with: { node-version: '${{ matrix.node }}', cache: npm }
      - run: npm ci
      - run: npm test -- --coverage

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