# GitHub Actions Vulnerability Scanning Workflow
# Add to .github/workflows/security-scan.yaml

name: Security Scan

on:
  push:
    branches: [main, develop]
  pull_request:
    branches: [main]
  schedule:
    # Run daily at midnight
    - cron: '0 0 * * *'

permissions:
  contents: read
  security-events: write

jobs:
  trivy-scan:
    name: Trivy Vulnerability Scan
    runs-on: ubuntu-latest
    steps:
      - name: Checkout code
        uses: actions/checkout@v4

      - name: Run Trivy vulnerability scanner (filesystem)
        uses: aquasecurity/trivy-action@master
        with:
          scan-type: 'fs'
          scan-ref: '.'
          format: 'sarif'
          output: 'trivy-fs-results.sarif'
          severity: 'CRITICAL,HIGH'

      - name: Upload Trivy scan results to GitHub Security tab
        uses: github/codeql-action/upload-sarif@v3
        if: always()
        with:
          sarif_file: 'trivy-fs-results.sarif'

  container-scan:
    name: Container Image Scan
    runs-on: ubuntu-latest
    if: github.event_name == 'push'
    steps:
      - name: Checkout code
        uses: actions/checkout@v4

      - name: Build image
        run: docker build -t myapp:${{ github.sha }} .

      - name: Run Trivy vulnerability scanner (image)
        uses: aquasecurity/trivy-action@master
        with:
          image-ref: 'myapp:${{ github.sha }}'
          format: 'sarif'
          output: 'trivy-image-results.sarif'
          severity: 'CRITICAL,HIGH'
          ignore-unfixed: true

      - name: Upload Trivy scan results
        uses: github/codeql-action/upload-sarif@v3
        if: always()
        with:
          sarif_file: 'trivy-image-results.sarif'

  dependency-review:
    name: Dependency Review
    runs-on: ubuntu-latest
    if: github.event_name == 'pull_request'
    steps:
      - name: Checkout code
        uses: actions/checkout@v4
        
      - name: Dependency Review
        uses: actions/dependency-review-action@v3
        with:
          fail-on-severity: high
          deny-licenses: GPL-3.0, AGPL-3.0

  secrets-scan:
    name: Secret Detection
    runs-on: ubuntu-latest
    steps:
      - name: Checkout code
        uses: actions/checkout@v4
        with:
          fetch-depth: 0

      - name: Gitleaks scan
        uses: gitleaks/gitleaks-action@v2
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}