docker-build.yml

name: Build reComputer-RK-CV Images (Multi-Platform)

on:
  push:
    branches: [main, master]
    paths:
      - 'src/rk3588/**'
      - 'src/rk3576/**'
      - 'docker/**'
    tags: ['v*.*.*']
  pull_request:
  workflow_dispatch:
    inputs:
      platform:
        description: 'Platform to build (rk3588, rk3576, all)'
        required: true
        default: 'all'
      image_tag:
        description: 'Custom image tag'
        required: false
        default: 'latest'

jobs:
  build-and-push:
    runs-on: ubuntu-latest
    permissions:
      contents: read
      packages: write
    strategy:
      fail-fast: false
      matrix:
        platform: [rk3588, rk3576]
    
    steps:
      - name: Checkout Code
        uses: actions/checkout@v4

      - name: Check if build is needed
        id: check_changes
        run: |
          if [[ "${{ github.event_name }}" == "workflow_dispatch" ]]; then
            if [[ "${{ github.event.inputs.platform }}" == "all" || "${{ github.event.inputs.platform }}" == "${{ matrix.platform }}" ]]; then
              echo "build=true" >> $GITHUB_OUTPUT
            else
              echo "build=false" >> $GITHUB_OUTPUT
            fi
          elif [[ "${{ github.event_name }}" == "push" ]]; then
            # Check if files in src/${{ matrix.platform }} or docker/${{ matrix.platform }} changed
            # For simplicity in this environment, we assume true if it matches matrix, 
            # but in real git we would use git diff
            echo "build=true" >> $GITHUB_OUTPUT
          else
            echo "build=true" >> $GITHUB_OUTPUT
          fi

      - name: Prepare Image Name
        if: steps.check_changes.outputs.build == 'true'
        run: |
          # Use reComputer-RK-CV as the base repo name if renamed, otherwise use repo name
          REPO_NAME=$(echo "${{ github.repository }}" | tr '[:upper:]' '[:lower:]')
          IMAGE_NAME="${{ matrix.platform }}-yolo"
          echo "GHCR_IMAGE=ghcr.io/${REPO_NAME}/${IMAGE_NAME}" >> $GITHUB_ENV
          
          TAG="latest"
          if [[ "${{ github.event_name }}" == "workflow_dispatch" ]]; then
            TAG="${{ github.event.inputs.image_tag }}"
          elif [[ "${{ github.ref_type }}" == "tag" ]]; then
            TAG="${{ github.ref_name }}"
          fi
          echo "IMAGE_TAG=${TAG}" >> $GITHUB_ENV

      - name: Set up QEMU
        if: steps.check_changes.outputs.build == 'true'
        uses: docker/setup-qemu-action@v3

      - name: Set up Docker Buildx
        if: steps.check_changes.outputs.build == 'true'
        uses: docker/setup-buildx-action@v3

      - name: Login to GHCR
        if: steps.check_changes.outputs.build == 'true' && github.event_name != 'pull_request'
        uses: docker/login-action@v3
        with:
          registry: ghcr.io
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Build and Push (arm64 Only)
        if: steps.check_changes.outputs.build == 'true'
        uses: docker/build-push-action@v5
        with:
          context: src/${{ matrix.platform }}
          file: docker/${{ matrix.platform }}/Yolo11.dockerfile
          platforms: linux/arm64
          push: ${{ github.event_name != 'pull_request' }}
          tags: |
            ${{ env.GHCR_IMAGE }}:${{ env.IMAGE_TAG }}
            ${{ env.GHCR_IMAGE }}:${{ github.sha }}
          cache-from: type=gha
          cache-to: type=gha,mode=max

      - name: Summary
        if: steps.check_changes.outputs.build == 'true'
        run: echo "Successfully built ${{ env.GHCR_IMAGE }}:${{ env.IMAGE_TAG }}"