build-image-preview.yml

name: Preview build image

on:
  workflow_dispatch:
  pull_request_target:
    branches: ['*']

permissions:
  contents: read
  packages: write
  attestations: write
  id-token: write
  pull-requests: write

jobs:
  preview-image:
    runs-on: ubuntu-24.04

    steps:
      - name: Get PR changed files via API
        id: pr-files
        run: |
          PR_NUMBER=${{ github.event.number }}
          REPO=${{ github.repository }}
          TOKEN=${{ secrets.GITHUB_TOKEN }}

          RESPONSE=$(curl -s -H "Authorization: token $TOKEN" \
            "https://api.github.com/repos/$REPO/pulls/$PR_NUMBER/files")

          FILES=$(echo "$RESPONSE" | jq -r '.[].filename')

          echo "All changed files:"
          echo "$FILES"

          PACKAGE_CHANGES=""

          # Extract package names from changed files
          for file in $FILES; do
            if [[ "$file" == modules/tool/packages/* ]]; then
              echo "Found package file: $file"

              # Extract package directory name
              PACKAGE_NAME=$(echo "$file" | cut -d'/' -f4)
              echo "Found package directory: $PACKAGE_NAME"

              # Add to package changes if not already present
              if [[ ! " $PACKAGE_CHANGES " =~ " $PACKAGE_NAME " ]]; then
                if [ -z "$PACKAGE_CHANGES" ]; then
                  PACKAGE_CHANGES="$PACKAGE_NAME"
                else
                  PACKAGE_CHANGES="$PACKAGE_CHANGES $PACKAGE_NAME"
                fi
              fi
            fi
          done

          echo "Package changes detected: $PACKAGE_CHANGES"
          echo "package_changes=$PACKAGE_CHANGES" >> $GITHUB_OUTPUT

      - name: Set sparse checkout environment variable
        run: |
          echo "SPARSE_CHECKOUT_CONFIG<<EOF" >> $GITHUB_ENV
          echo "/*" >> $GITHUB_ENV
          echo "EOF" >> $GITHUB_ENV

      - name: Checkout repository
        uses: actions/checkout@v4
        with:
          ref: ${{ github.event.pull_request.head.sha }}
          sparse-checkout-cone-mode: false
          sparse-checkout: ${{ env.SPARSE_CHECKOUT_CONFIG }}

      - name: Setup bun
        uses: oven-sh/setup-bun@v2
        with:
          bun-version: 1.2.23

      - name: Install dependencies
        run: bun install --frozen-lockfile && bun run install:plugins

      - name: Build pkg
        run: bun run build:pkg

      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v3

      - name: Login to Aliyun Container Registry
        uses: docker/login-action@v3
        with:
          registry: registry.cn-hangzhou.aliyuncs.com
          username: ${{ secrets.ALI_HUB_USERNAME }}
          password: ${{ secrets.ALI_HUB_PASSWORD }}

      - name: Build and push Docker image
        uses: docker/build-push-action@v6
        with:
          context: .
          platforms: linux/amd64
          push: true
          tags: |
            ${{ secrets.ALI_IMAGE_NAME }}/fastgpt-plugin-pr:${{ github.event.pull_request.head.sha }}
          labels: |
            org.opencontainers.image.source=https://github.com/${{ github.repository }}
            org.opencontainers.image.description=https://github.com/${{ github.repository }} image
          cache-from: type=local,src=/tmp/.buildx-cache
          cache-to: type=local,dest=/tmp/.buildx-cache

      - name: Add PR comment on success
        if: success()
        uses: actions/github-script@v6
        with:
          script: |
            const { data: comments } = await github.rest.issues.listComments({
              owner: context.repo.owner,
              repo: context.repo.repo,
              issue_number: context.issue.number,
            });

            const existingComment = comments.find(comment =>
              comment.body.includes('Preview Images for this PR') &&
              comment.user.type === 'Bot'
            );

            const commentBody = `
            ✅ **Build Successful** - Preview Images for this PR:

            \`\`\`
            ${{ secrets.ALI_IMAGE_NAME }}/fastgpt-plugin-pr:${{ github.event.pull_request.head.sha }}
            \`\`\`

            **Changed packages:**
            ${{ steps.pr-files.outputs.package_changes || 'None' }}
            `;

            if (existingComment) {
              await github.rest.issues.updateComment({
                owner: context.repo.owner,
                repo: context.repo.repo,
                comment_id: existingComment.id,
                body: commentBody
              });
            } else {
              await github.rest.issues.createComment({
                owner: context.repo.owner,
                repo: context.repo.repo,
                issue_number: context.issue.number,
                body: commentBody
              });
            }