ci: native multi-arch builds via reusable workflow

.github/workflows/docker-publish.yml

@@ -1,77 +1,19 @@
-name: Build and Publish Docker Image
+name: Docker Release
 
 on:
   push:
-    branches:
-      - main
-      - master
-    tags:
-      - 'v*'
-  pull_request:
-    branches:
-      - main
-      - master
+    branches: [main]
+    tags: ["v*"]
   workflow_dispatch:
 
-env:
-  GHCR_REGISTRY: ghcr.io
-  DOCKERHUB_REGISTRY: docker.io
-  PRIMARY_IMAGE: luxfi/lux
-  ALIAS_IMAGE: luxfi/cli
+concurrency:
+  group: docker-${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: false
 
 jobs:
-  build-and-push:
-    runs-on: ubuntu-latest
-    permissions:
-      contents: read
-      packages: write
+  docker:
+    uses: luxfi/.github/.github/workflows/docker-build.yml@main
+    with:
+      image: ghcr.io/luxfi/cli
 
-    steps:
-      - name: Checkout code
-        uses: actions/checkout@v4
-
-      - name: Set up Docker Buildx
-        uses: docker/setup-buildx-action@v3
-
-      - name: Log in to GitHub Container Registry
-        uses: docker/login-action@v3
-        with:
-          registry: ${{ env.GHCR_REGISTRY }}
-          username: ${{ github.actor }}
-          password: ${{ secrets.GITHUB_TOKEN }}
-
-      - name: Log in to Docker Hub
-        uses: docker/login-action@v3
-        with:
-          registry: ${{ env.DOCKERHUB_REGISTRY }}
-          username: ${{ secrets.DOCKER_USERNAME }}
-          password: ${{ secrets.DOCKER_PASS }}
-
-      - name: Extract metadata
-        id: meta
-        uses: docker/metadata-action@v5
-        with:
-          images: |
-            ${{ env.GHCR_REGISTRY }}/${{ env.PRIMARY_IMAGE }}
-            ${{ env.DOCKERHUB_REGISTRY }}/${{ env.PRIMARY_IMAGE }}
-            ${{ env.GHCR_REGISTRY }}/${{ env.ALIAS_IMAGE }}
-            ${{ env.DOCKERHUB_REGISTRY }}/${{ env.ALIAS_IMAGE }}
-          tags: |
-            type=ref,event=branch
-            type=ref,event=pr
-            type=semver,pattern={{version}}
-            type=semver,pattern={{major}}.{{minor}}
-            type=semver,pattern={{major}}
-            type=sha,prefix=sha-
-            type=raw,value=latest,enable={{is_default_branch}}
-
-      - name: Build and push Docker image
-        uses: docker/build-push-action@v5
-        with:
-          context: .
-          push: ${{ github.event_name != 'pull_request' }}
-          tags: ${{ steps.meta.outputs.tags }}
-          labels: ${{ steps.meta.outputs.labels }}
-          cache-from: type=gha
-          cache-to: type=gha,mode=max
-          platforms: linux/amd64,linux/arm64
+    secrets: inherit