name: Build Java Images

on:
  push:
    branches: 
      - main
  workflow_dispatch:

jobs:
  build:
    runs-on: ubuntu-latest
    strategy:
      matrix:
        java_version: [21]
    steps:
    - uses: actions/checkout@34e114876b0b11c390a56381ad16ebd13914f8d5 # v4

    - name: Login to Registry
      uses: docker/login-action@c94ce9fb468520275223c153574b00df6fe4bcc9 # v3
      with:
        registry: ${{ vars.REGISTRY_URL }}
        username: ${{ secrets.REGISTRY_USER }}
        password: ${{ secrets.REGISTRY_PASSWORD }}

    - name: Build and Push
      uses: docker/build-push-action@ca052bb54ab0790a636c9b5f226502c73d547a25 # v5
      with:
        context: .
        file: java/Dockerfile.java${{ matrix.java_version }}
        push: true
        tags: ${{ vars.REGISTRY_URL }}/${{ secrets.REGISTRY_USER }}/coder-images:java${{ matrix.java_version }}