build from debian slim

.github/workflows/docker-publish.yml

@@ -76,7 +76,7 @@ jobs:
         uses: docker/build-push-action@0565240e2d4ab88bba5387d719585280857ece09 # v5.0.0
         with:
           context: .
-          platforms: linux/amd64,linux/arm64
+          platforms: linux/amd64,linux/arm64,linux/arm/v7
           push: ${{ github.event_name != 'pull_request' }}
           tags: ${{ steps.meta.outputs.tags }}
           labels: ${{ steps.meta.outputs.labels }}

Dockerfile

@@ -1,13 +1,17 @@
-FROM pypy:3.10-slim
+FROM debian:12-slim
 
 WORKDIR /usr/src/app
 
 COPY . .
 
-RUN apt-get -y update && apt-get install -y build-essential git && \
+SHELL ["/bin/bash", "-c"]
+
+RUN apt-get -y update && apt-get install -y build-essential git pypy3 pypy3-venv && \
+    pypy3 -m venv venv && \
+    source venv/bin/activate && \
     pip install --no-cache-dir --prefer-binary -r requirements.txt && \
     apt-get remove -y build-essential git && \
     apt-get autoremove -y && \
     apt-get clean && rm -rf /var/lib/apt/lists/*
 
-CMD [ "pypy", "./sungrowmodbus2mqtt.py" ]
+CMD [ "venv/bin/pypy3", "./sungrowmodbus2mqtt.py" ]