docker.yml

name: Publish Docker Image

on:
  push:
    branches:
      - main
    tags:
      - '*'
  pull_request:
    branches:
    - main
  workflow_dispatch:

permissions:
    contents: read
    packages: write
    actions: read
    security-events: write

jobs:
  publish:
    runs-on: SubtensorCI
    
    steps:
      - name: Checkout code
        uses: actions/checkout@v4
        
      - name: Set up QEMU
        uses: docker/setup-qemu-action@v2
        
      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v2
        
      - name: Login to GHCR
        uses: docker/login-action@v2
        with:
          registry: ghcr.io
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}
          
      - name: Extract metadata (tags, labels) for Docker
        id: meta
        uses: docker/metadata-action@v4
        with:
          images: ghcr.io/${{ github.repository }}
          
      - name: Build and push Docker image
        uses: docker/build-push-action@v4
        with:
          context: .
          push: true
          tags: |
            ${{ steps.meta.outputs.tags }}
            ghcr.io/${{ github.repository }}:latest
          labels: ${{ steps.meta.outputs.labels }}