singularity-forge/.github/workflows/ci.yml

# CI workflow — builds, tests, and gates merges to main
name: CI

on:
  push:
    branches: [main]
    paths-ignore:
      - '.github/workflows/ai-triage.yml'
      - '.github/workflows/build-native.yml'
      - '.github/workflows/cleanup-dev-versions.yml'
      - '.github/workflows/pipeline.yml'
      - 'LICENSE'
  pull_request:
    branches: [main]
    paths-ignore:
      - '.github/workflows/ai-triage.yml'
      - '.github/workflows/build-native.yml'
      - '.github/workflows/cleanup-dev-versions.yml'
      - '.github/workflows/pipeline.yml'
      - 'LICENSE'

concurrency:
  group: ci-${{ github.ref }}
  cancel-in-progress: true

jobs:
  detect-changes:
    timeout-minutes: 2
    runs-on: blacksmith-4vcpu-ubuntu-2404
    outputs:
      docs-only: ${{ steps.check.outputs.docs-only }}
    steps:
      - uses: actions/checkout@v6
        with:
          fetch-depth: 0

      - name: Check if only documentation changed
        id: check
        env:
          PR_BASE_SHA: ${{ github.event.pull_request.base.sha }}
          PUSH_BEFORE_SHA: ${{ github.event.before }}
          EVENT_NAME: ${{ github.event_name }}
          HEAD_SHA: ${{ github.sha }}
        run: |
          if [ "$EVENT_NAME" = "pull_request" ]; then
            BASE="$PR_BASE_SHA"
          else
            BASE="$PUSH_BEFORE_SHA"
          fi
          FILES=$(git diff --name-only "$BASE" "$HEAD_SHA" 2>/dev/null || git diff --name-only HEAD~1)
          echo "Changed files:"
          echo "$FILES"
          NON_DOCS=$(echo "$FILES" | grep -vE '\.(md|markdown)$' | grep -vE '^docs/' | grep -vE '^LICENSE$' || true)
          if [ -z "$NON_DOCS" ]; then
            echo "docs-only=true" >> "$GITHUB_OUTPUT"
            echo "::notice::Only documentation files changed — skipping build/test"
          else
            echo "docs-only=false" >> "$GITHUB_OUTPUT"
            echo "Non-docs files changed:"
            echo "$NON_DOCS"
          fi

  docs-check:
    timeout-minutes: 5
    runs-on: blacksmith-4vcpu-ubuntu-2404
    needs: detect-changes
    steps:
      - uses: actions/checkout@v6
        with:
          fetch-depth: 0

      - name: Scan documentation for prompt injection
        run: bash scripts/docs-prompt-injection-scan.sh --diff origin/main

  lint:
    timeout-minutes: 5
    needs: detect-changes
    runs-on: blacksmith-4vcpu-ubuntu-2404
    steps:
      - uses: actions/checkout@v6
        with:
          fetch-depth: 2

      - name: Scan for hardcoded secrets
        run: bash scripts/secret-scan.sh --diff origin/main

      - name: Scan for base64-encoded secrets
        run: bash scripts/base64-scan.sh --diff origin/main

      - name: Ensure .gsd/ is not checked in
        run: |
          if [ -d ".gsd" ]; then
            echo "::error::.gsd/ directory must not be checked in"
            exit 1
          fi

      - name: Setup Node.js
        uses: actions/setup-node@v6
        with:
          node-version: '24'

      - name: Validate skill references
        run: node scripts/check-skill-references.mjs

  build:
    timeout-minutes: 15
    needs: detect-changes
    if: needs.detect-changes.outputs.docs-only != 'true'
    runs-on: blacksmith-4vcpu-ubuntu-2404

    steps:
      - name: Checkout repository
        uses: actions/checkout@v6

      - name: Setup Node.js
        uses: actions/setup-node@v6
        with:
          node-version: '24'
          cache: 'npm'

      - name: Install dependencies
        run: npm ci

      - name: Install web host dependencies
        run: npm --prefix web ci

      - name: Build
        run: npm run build

      - name: Build web host
        run: npm run build:web-host

      - name: Typecheck extensions
        run: npm run typecheck:extensions

      - name: Validate package is installable
        run: npm run validate-pack

      - name: Run unit tests
        run: npm run test:unit

      - name: Run integration tests
        run: npm run test:integration

  windows-portability:
    timeout-minutes: 15
    needs: detect-changes
    if: >-
      needs.detect-changes.outputs.docs-only != 'true'
    runs-on: blacksmith-4vcpu-windows-2025

    steps:
      - name: Checkout repository
        uses: actions/checkout@v6

      - name: Setup Node.js
        uses: actions/setup-node@v6
        with:
          node-version: '24'
          cache: 'npm'

      - name: Install dependencies
        run: npm ci

      - name: Build
        run: npm run build

      - name: Typecheck extensions
        run: npm run typecheck:extensions

      - name: Run unit tests
        run: npm run test:unit