feat(docker): use slim Debian-based Python 3.10 base image

Dockerfile

@@ -1,28 +1,24 @@
-FROM quay.io/cdis/python:3.10-alpine-master as base
+FROM quay.io/cdis/python:3.10-slim-buster
 
-FROM base as builder
-RUN apk add --no-cache --virtual .build-deps gcc musl-dev libffi-dev openssl-dev make postgresql-dev git curl
-RUN pip install --upgrade pip
-COPY pyproject.toml /src/pyproject.toml
-COPY poetry.lock /src/poetry.lock
-WORKDIR /src
-RUN python -m venv /env \
-    && . /env/bin/activate \
-    && pip install --upgrade pip poetry==1.3.2 \
-    && poetry install --without dev --no-interaction
+ENV appname=src
 
-# include code and run poetry again (this split allows for faster local builds when changing code and using docker cache):
-COPY src /src/src
-RUN . /env/bin/activate \
-    && poetry install --without dev --no-interaction
+RUN pip install --no-cache-dir --upgrade pip poetry==1.3.2
+
+WORKDIR /$appname
+
+# copy ONLY poetry artifact, install the dependencies but not indexd
+# this will make sure than the dependencies is cached
+COPY poetry.lock pyproject.toml /$appname/
+RUN poetry config virtualenvs.create false \
+    && poetry install -vv --no-root --only main --no-interaction \
+    && poetry show -v
+
+# copy source code ONLY after installing dependencies
+COPY . /$appname
+
+# install argo-wrapper
+RUN poetry config virtualenvs.create false \
+    && poetry install -vv --only main --no-interaction \
+    && poetry show -v
 
-FROM base
-RUN apk add --no-cache postgresql-libs
-COPY --from=builder /env /env
-COPY --from=builder /src /src
-WORKDIR /src
-COPY config.ini .
-ENV PYTHONUNBUFFERED=1 \
-    PYTHONIOENCODING=UTF-8
 CMD ["/env/bin/gunicorn", "src.argowrapper.asgi:app", "-b", "0.0.0.0:8000", "-k", "uvicorn.workers.UvicornWorker"]
-#CMD ["sleep", "100000"]