name: BuildKit Build and Deploys
description: "Build and deploy images"

inputs:
  registry_addr: 
    description: registry address
    required: true
  registry_username:
    description: "registry username"
    required: true
  registry_password:
    description: "registry password"
    required: true
  buildkit_addr:
    description: "buildkit address"
    required: true
    default: "false"
  name:
    description: ""
    required: true
    default: "false"
  context:
    description: "buildctl build context"
    required: false
    default: "."
  dockerfile:
    description: "buildctl build dockerfile/folder"
    required: true
    default: "false"       
runs:
  using: "composite"
  steps:
    - name: Authenticate to Gitea registry
      shell: bash
      run: |
        # Create a temporary file inside GITHUB_TEMP
        DOCKER_CONFIG_FILE="${GITHUB_TEMP}/docker_config.json"

        # Ensure cleanup ALWAYS happens
        trap 'rm -f "$DOCKER_CONFIG_FILE"' EXIT

        # Generate auth entry
        AUTH=$(printf "%s" "${{ inputs.registry_username }}:${{ inputs.registry_password }}" | base64 -w 0)

        printf '{"auths":{"%s":{"auth":"%s"}}}' \
          "${{ inputs.registry_addr }}" \
          "$AUTH" \
          > "$DOCKER_CONFIG_FILE"

        # Run BuildKit build
        buildctl \
          --addr ${{ inputs.buildkit_addr }} \
          build \
          --frontend=dockerfile.v0 \
          --local context=${{ inputs.context }} \
          --local dockerfile=${{ inputs.dockerfile }} \
          --opt filename=Dockerfile \
          --output type=image,name=${{ inputs.tags }},push=true,registry.config=$DOCKER_CONFIG_FILE