Add multi-architecture support (AMD64 and ARM64) for Docker builds

Co-authored-by: johndoe6345789 <224850594+johndoe6345789@users.noreply.github.com>

.github/workflows/docker-publish.yml

@@ -58,6 +58,7 @@ jobs:
         uses: docker/build-push-action@v5
         with:
           context: .
+          platforms: linux/amd64,linux/arm64
           push: ${{ github.event_name != 'pull_request' }}
           tags: ${{ steps.meta.outputs.tags }}
           labels: ${{ steps.meta.outputs.labels }}

backend/Dockerfile

@@ -1,6 +1,17 @@
 FROM python:3.11-slim
 
-COPY require
+WORKDIR /app
+
+COPY requirements.txt .
+RUN pip install --no-cache-dir -r requirements.txt
+
+COPY app.py .
+
+RUN mkdir -p /app/data
+
+EXPOSE 5000
+
+CMD ["python", "app.py"]