Make docker image smaller by caching .pyc and removing .py files

Dockerfile

@@ -1,19 +1,28 @@
 # syntax=docker/dockerfile:1
+FROM python:3.11-alpine3.19 as compiler
 
-FROM python:3.11-alpine
+WORKDIR /app
+
+COPY src .
+
+RUN python3 -m compileall -b -f . && \
+    find . -name "*.py" -type f -delete
+
+FROM python:3.11-alpine3.19 
 
 ENV PIP_NO_CACHE_DIR=off iSPBTV_docker=True iSPBTV_data_dir=data TERM=xterm-256color COLORTERM=truecolor
 
 COPY requirements.txt .
 
 RUN pip install --upgrade pip wheel && \
-    pip install -r requirements.txt
-
+    pip install -r requirements.txt && \
+    pip uninstall -y pip wheel && \
+    python3 -m compileall -b -f /usr/local/lib/python3.11/site-packages && \
+    find /usr/local/lib/python3.11/site-packages -name "*.py" -type f -delete && \
+    find /usr/local/lib/python3.11/ -name "__pycache__" -type d -exec rm -rf {} +
 
 WORKDIR /app
 
-RUN python -m compileall
+COPY --from=compiler /app .
 
-COPY src .
-
-ENTRYPOINT ["python3", "-u", "main.py"]
+ENTRYPOINT ["python3", "-u", "main.pyc"]