I Built an AI Skill That Writes GitHub Actions Workflows — With Zero Config Errors

Stop hand-crafting YAML. Let any AI agent generate production-ready workflows with 12 quality gates, 5 decision templates, and 3 mandatory security configs.

Hand-writing GitHub Actions YAML is error-prone. Did you remember permissions

? Did you pin action versions? Did you configure caching? Is concurrency set?

Every omitted config is either slower builds, security holes, or wasted billable minutes.

I built an AI Skill — an executable instruction set, not a vague prompt. It forces any AI agent to follow a strict pipeline:

Decision Tree → Mandatory Config Injection → Cache Matching → 12 Quality Gates → Production YAML

"Add CI for my Node.js project — run eslint and jest on PRs"

What the AI generates under the hood:

package.json

→ Node.jspermissions: contents: read

injectedconcurrency

with auto-cancelcache: 'npm'

→ ~70% faster installs@11bd71...

not @v4

)5 seconds. Zero omissions.

Raw LLM chats miss configs every time. This Skill makes them mandatory, not optional.

Every template enforces least-privilege permissions, concurrency control, and SHA-1 pinned actions — no exceptions.

pull_request_target

misuse → blocked@main

/ @master

action refs → blockedpermissions: write-all

→ blocked| Agent | How | |---|---| Claude Code | SKILL.md → .claude/skills/ | Cursor | PROMPT.md → .cursor/rules/ | GitHub Copilot | PROMPT.md → .github/copilot-instructions.md | Windsurf / Aider / Cline | Paste into System Prompt | International users | PROMPT.en.md (English) |

name: CI
on: push
jobs:
  test:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4    # unpinned
      - run: npm install              # no cache
      - run: npm test                 # no permissions, no concurrency

name: CI
on:
  pull_request:
    branches: [main]
  push:
    branches: [main]
concurrency:
  group: ${{ github.workflow }}-${{ github.event.pull_request.number || github.ref }}
  cancel-in-progress: true
permissions:
  contents: read
jobs:
  lint:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
      - uses: actions/setup-node@cd063736c72066a58f36dd95fb0460484b220fb7 # v4.3.0
        with:
          node-version: 20
          cache: 'npm'
      - run: npm ci
      - run: npx eslint .
  test:
    needs: lint
git clone https://github.com/2B0748/github-actions-skill.git

👉 Star the repo if you find it useful. PRs welcome for new language templates and edge cases.