add container build for arm (#9)

.github/workflows/python-publish.yml

@@ -39,11 +39,32 @@ jobs:
   build-container:
     runs-on: ubuntu-latest
     needs: deploy
+    strategy:
+      fail-fast: false
+      matrix:
+        platform:
+          - amd64
+          - arm64
+    env:
+      REGISTRY_IMAGE: shiny_invoice
     permissions:
       packages: write
       contents: read
     steps:
+      - name: Prepare
+        run: |
+          platform=linux/${{ matrix.platform }}
+          echo "PLATFORM_PAIR=${platform//\//-}" >> $GITHUB_ENV
       - uses: actions/checkout@v4
+      - name: Docker meta
+        id: meta
+        uses: docker/metadata-action@v5
+        with:
+          images: ${{ env.REGISTRY_IMAGE }}
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@v3
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
       - name: Log in to registry
         uses: docker/login-action@v2
         with:
@@ -55,6 +76,8 @@ jobs:
         with:
           context: .
           push: true
+          platforms: linux/${{ matrix.platform }}
+          labels: ${{ steps.meta.outputs.labels }}
           tags: |
-            ghcr.io/${{ github.repository_owner }}/shiny_invoice:${{ github.ref_name }}
-            ghcr.io/${{ github.repository_owner }}/shiny_invoice:latest
+            ghcr.io/${{ github.repository_owner }}/${{ env.REGISTRY_IMAGE }}:${{ matrix.platform }}-${{ github.ref_name }}
+            ghcr.io/${{ github.repository_owner }}/${{ env.REGISTRY_IMAGE }}:${{ matrix.platform }}-latest

Dockerfile

@@ -1,17 +1,18 @@
-FROM python:3.12-slim as compiler
+FROM python:3.12-slim AS compiler
 LABEL authors="dtrai2"
 
-ENV PYTHONUNBUFFERED 1
+ENV PYTHONUNBUFFERED=1
 WORKDIR /home/app/
 RUN python -m venv /opt/venv
 ENV PATH="/opt/venv/bin:$PATH"
 RUN pip install -U shiny-invoice
 
-FROM python:3.12-slim as runner
+FROM python:3.12-slim AS runner
 LABEL authors="dtrai2"
 
 WORKDIR /home/app/
 COPY --from=compiler /opt/venv /opt/venv
+COPY shiny_invoice/templates/ /home/app/templates/
 ENV PATH="/opt/venv/bin:$PATH"
 EXPOSE 8000
 ENTRYPOINT ["shiny-invoice"]