Fixed libgeos dependency error for neomodel

`libgeos` is a dependency `shapely` which is a dependency for `neomodel`, and which doesn't appear to be installed correctly on Macs.
Reference: #4, from @valsha and @Mocha-L

Author: turukawa

{{cookiecutter.project_slug}}/backend/backend.dockerfile

@@ -5,6 +5,9 @@ COPY ./app/pyproject.toml ./app/poetry.lock* /app/
 
 WORKDIR /app/
 
+# Neomodel has shapely and libgeos as dependencies
+RUN apt-get update && apt-get install -y libgeos-dev
+
 # Allow installing dev dependencies to run tests
 ARG INSTALL_DEV=false
 RUN bash -c "if [ $INSTALL_DEV == 'true' ] ; then poetry install --no-interaction --no-root ; else poetry install --no-interaction --no-root --no-dev ; fi"

{{cookiecutter.project_slug}}/backend/celeryworker.dockerfile

@@ -11,6 +11,9 @@ RUN curl -sSL https://install.python-poetry.org | POETRY_HOME=/opt/poetry python
 # Copy poetry.lock* in case it doesn't exist in the repo
 COPY ./app/pyproject.toml ./app/poetry.lock* /app/
 
+# Neomodel has shapely and libgeos as dependencies
+RUN apt-get update && apt-get install -y libgeos-dev
+
 # Allow installing dev dependencies to run tests
 ARG INSTALL_DEV=false
 RUN bash -c "if [ $INSTALL_DEV == 'true' ] ; then poetry install --no-root ; else poetry install --no-root --no-dev ; fi"