bump base images release and simplify python commands (#41)

Dockerfile

@@ -4,15 +4,15 @@ ARG package=arcaflow_plugin_template_python
 # STAGE 1 -- Build module dependencies and run tests
 # The 'poetry' and 'coverage' modules are installed and verson-controlled in the
 # quay.io/arcalot/arcaflow-plugin-baseimage-python-buildbase image to limit drift
-FROM quay.io/arcalot/arcaflow-plugin-baseimage-python-buildbase:0.1.0 as build
+FROM quay.io/arcalot/arcaflow-plugin-baseimage-python-buildbase:0.2.0 as build
 ARG package
 
 COPY poetry.lock /app/
 COPY pyproject.toml /app/
 
 # Convert the dependencies from poetry to a static requirements.txt file
-RUN python3.9 -m poetry install --without dev --no-root \
- && python3.9 -m poetry export -f requirements.txt --output requirements.txt --without-hashes
+RUN python -m poetry install --without dev --no-root \
+ && python -m poetry export -f requirements.txt --output requirements.txt --without-hashes
 
 COPY ${package}/ /app/${package}
 COPY tests /app/${package}/tests
@@ -21,12 +21,12 @@ ENV PYTHONPATH /app/${package}
 WORKDIR /app/${package}
 
 # Run tests and return coverage analysis
-RUN python3.9 -m coverage run tests/test_${package}.py \
- && python3.9 -m coverage html -d /htmlcov --omit=/usr/local/*
+RUN python -m coverage run tests/test_${package}.py \
+ && python -m coverage html -d /htmlcov --omit=/usr/local/*
 
 
 # STAGE 2 -- Build final plugin image
-FROM quay.io/arcalot/arcaflow-plugin-baseimage-python-osbase:0.1.0
+FROM quay.io/arcalot/arcaflow-plugin-baseimage-python-osbase:0.2.0
 ARG package
 
 COPY --from=build /app/requirements.txt /app/
@@ -36,11 +36,11 @@ COPY README.md /app/
 COPY ${package}/ /app/${package}
 
 # Install all plugin dependencies from the generated requirements.txt file
-RUN python3.9 -m pip install -r requirements.txt
+RUN python -m pip install -r requirements.txt
 
 WORKDIR /app/${package}
 
-ENTRYPOINT ["python3.9", "arcaflow_plugin_template_python.py"]
+ENTRYPOINT ["python", "arcaflow_plugin_template_python.py"]
 CMD []
 
 LABEL org.opencontainers.image.source="https://github.com/arcalot/arcaflow-plugin-template-python"