add armv6 and armv7 docker support

.github/workflows/docker-image.yml

@@ -45,6 +45,9 @@ jobs:
           username: ${{ github.actor }}
           password: ${{ secrets.GITHUB_TOKEN }}
 
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@v2
+
       # Extract metadata (tags, labels) for Docker
       # https://github.com/docker/metadata-action
       - name: Extract Docker metadata
@@ -67,6 +70,7 @@ jobs:
           cache-from: type=gha
           cache-to: type=gha,mode=max
           provenance: false
+          platforms: linux/amd64,linux/arm/v6,linux/arm/v7
 
       # Build and push Docker image with Buildx (don't push on PR)
       # https://github.com/docker/build-push-action
@@ -81,4 +85,5 @@ jobs:
           labels: ${{ steps.meta.outputs.labels }}
           cache-from: type=gha
           cache-to: type=gha,mode=max
-          provenance: false
+          provenance: false
+          platforms: linux/amd64,linux/arm/v6,linux/arm/v7

Dockerfile

@@ -1,4 +1,4 @@
-FROM python:3.11-slim-bullseye
+FROM python:3.9-slim-bullseye
 ENV PYTHONUNBUFFERED 1
 ENV PYTHONDONTWRITEBYTECODE 1
 
@@ -6,14 +6,12 @@ WORKDIR /app
 
 COPY ./requirements.txt /requirements.txt
 
-RUN apt-get update && apt-get install -y --no-install-recommends g++ gcc gosu && \
-    pip install --no-cache-dir --upgrade -r /requirements.txt && \
+RUN apt-get update && apt-get install -y --no-install-recommends gosu g++ gcc && \
+    pip install --no-cache-dir --upgrade --extra-index-url https://www.piwheels.org/simple -r /requirements.txt && \
 	rm -rf /var/lib/apt/lists/* && \
     apt-get remove -y --purge g++ gcc && apt-get autoremove -y && \
 	gosu nobody true
 
-COPY ./default.conf /etc/nginx/conf.d/default.conf
-
 COPY ./entrypoint.sh /entrypoint.sh
 RUN chmod +x /entrypoint.sh && \
 	groupmod -g 1000 users && \