validate.yml

name: validate

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

jobs:
  skill-lint:
    name: Validate SKILL.md
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4

      - name: Frontmatter and structure checks
        run: |
          test -f SKILL.md || { echo "::error::SKILL.md missing"; exit 1; }
          head -1 SKILL.md | grep -qx -- '---' || { echo "::error::missing frontmatter opener"; exit 1; }
          grep -q '^name: stackwich' SKILL.md || { echo "::error::frontmatter name missing"; exit 1; }
          grep -q '^description:' SKILL.md || { echo "::error::frontmatter description missing"; exit 1; }
          grep -q '^author:' SKILL.md || { echo "::error::frontmatter author missing"; exit 1; }
          grep -q 'stackwich:v1' SKILL.md || { echo "::error::install block markers missing"; exit 1; }
          grep -q '/stackwich:v1' SKILL.md || { echo "::error::install block close marker missing"; exit 1; }
          echo "SKILL.md OK"

      - name: README hero image exists
        run: test -f docs/sandwich.jpg && echo "docs OK"