Linting Check workflow (WhiskeySockets/Baileys)

The Linting Check workflow from WhiskeySockets/Baileys, explained and optimized by Latchkey.

What it does

This is the Linting Check workflow from the WhiskeySockets/Baileys repository, a real project running GitHub Actions. It is shown here with attribution under its MIT license.

Below, Latchkey shows a faster, safer version produced by its optimization engine.

The workflow

name: Linting Check

on:
  push:
    branches:
      - master
  pull_request:

jobs:
  check-lint:
    runs-on: ubuntu-latest
    timeout-minutes: 10

    steps:
      - uses: actions/checkout@v3

      - name: Setup Node and Corepack
        uses: actions/setup-node@v3.6.0
        with:
          node-version: 20.x

      - name: Enable Corepack and Set Yarn Version
        run: |
          corepack enable
          corepack prepare yarn@4.x --activate

      - name: Restore Yarn Cache
        uses: actions/cache@v3
        id: yarn-cache
        with:
          path: .yarn/cache
          key: ${{ runner.os }}-yarn-${{ hashFiles('**/yarn.lock') }}
          restore-keys: |
            ${{ runner.os }}-yarn-

      - name: Install packages
        run: yarn install --immutable

      - name: Check linting
        run: yarn lint

The same workflow, on Latchkey

Estimated ~20% faster on cache hits, plus fewer wasted runs and a safer supply chain. Added and changed lines are highlighted.

name: Linting Check
 
on:
  push:
    branches:
      - master
  pull_request:
 
concurrency:
  group: ${{ github.workflow }}-${{ github.ref }}
  cancel-in-progress: true
 
jobs:
  check-lint:
    runs-on: latchkey-small
    timeout-minutes: 10
 
    steps:
      - uses: actions/checkout@v3
 
      - name: Setup Node and Corepack
        uses: actions/setup-node@v3.6.0
        with:
          cache: 'npm'
          node-version: 20.x
 
      - name: Enable Corepack and Set Yarn Version
        run: |
          corepack enable
          corepack prepare yarn@4.x --activate
 
      - name: Restore Yarn Cache
        uses: actions/cache@v3
        id: yarn-cache
        with:
          path: .yarn/cache
          key: ${{ runner.os }}-yarn-${{ hashFiles('**/yarn.lock') }}
          restore-keys: |
            ${{ runner.os }}-yarn-
 
      - name: Install packages
        run: yarn install --immutable
 
      - name: Check linting
        run: yarn lint
 

What changed

• Run on Latchkey managed runners with one line (runs-on), which apply the fixes below automatically and self-heal transient failures. This example uses latchkey-small; pick the runner size that fits the job.
• Cancel superseded runs when a branch or PR gets a newer push.
• Cache dependency installs on the setup step so they are served from cache.

What Latchkey heals here

This workflow has steps that commonly fail on transient issues (network, registries, flaky browsers). On Latchkey managed runners they are detected, retried, and self-healed instead of failing your build:

• Dependency installs

This workflow runs 1 job per trigger. On Latchkey the same minutes cost up to 58% less than GitHub-hosted, with zero queue time.

Actions used in this workflow