CI workflow (CanadaHonk/porffor)
The CI workflow from CanadaHonk/porffor, explained and optimized by Latchkey.
CI health: B - good
Point runs-on at Latchkey and get job timeouts, SHA-pinned actions, self-healing for flaky steps, and up to 58% lower cost, applied automatically.
What it does
This is the CI workflow from the CanadaHonk/porffor 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: CI
on:
workflow_run:
workflows: ['Bump version and publish']
types:
- completed
jobs:
build:
if: github.event.workflow_run.conclusion == 'success'
runs-on: ubuntu-latest
strategy:
matrix:
target:
- x86_64-unknown-linux-gnu
- aarch64-unknown-linux-gnu
- x86_64-pc-windows-msvc
- x86_64-apple-darwin
- aarch64-apple-darwin
steps:
- uses: actions/checkout@v4
- uses: denoland/setup-deno@v2
with:
deno-version: v2.x
- run: deno install
- run: |
deno compile \
--allow-all \
--no-check \
--target ${{ matrix.target }} \
--include runtime \
--include compiler \
--output out/porf \
runtime/index.js
- uses: actions/upload-artifact@v4
with:
name: porf-${{ matrix.target }}
path: out/*
The same workflow, on Latchkey
Removes redundant runs and caps runaway jobs. Added and changed lines are highlighted.
name: CI on: workflow_run: workflows: ['Bump version and publish'] types: - completed jobs: build: timeout-minutes: 30 if: github.event.workflow_run.conclusion == 'success' runs-on: latchkey-small strategy: matrix: target: - x86_64-unknown-linux-gnu - aarch64-unknown-linux-gnu - x86_64-pc-windows-msvc - x86_64-apple-darwin - aarch64-apple-darwin steps: - uses: actions/checkout@v4 - uses: denoland/setup-deno@v2 with: deno-version: v2.x - run: deno install - run: | deno compile \ --allow-all \ --no-check \ --target ${{ matrix.target }} \ --include runtime \ --include compiler \ --output out/porf \ runtime/index.js - uses: actions/upload-artifact@v4 with: name: porf-${{ matrix.target }} path: out/*
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 useslatchkey-small; pick the runner size that fits the job. - Add a job timeout so a hung step cannot burn hours of runner time.
1 third-party action is referenced by a movable tag. Pin it to the commit SHA (Latchkey resolves and applies this automatically) so a repointed tag cannot change what runs.
This workflow runs 1 job (5 with the matrix expanded) per trigger. On Latchkey the same minutes cost up to 58% less than GitHub-hosted, with zero queue time.