Update Dockerfile

Dockerfile

@@ -1,25 +1,26 @@
-FROM python:3.8-slim
+FROM python:3.11-slim
 
 LABEL Maintainer=https://github.com/pacificclimate/thunderbird Description="thunderbird WPS" Vendor="pcic" Version="1.2.3"
 ENV DEBIAN_FRONTEND=noninteractive
 ENV PIP_INDEX_URL="https://pypi.pacificclimate.org/simple/"
 
 COPY . /tmp
+ADD poetry.lock /tmp
+ADD pyproject.toml /tmp
 WORKDIR /tmp
 
 RUN apt-get update && \
-    apt-get install -y build-essential cdo libhdf5-serial-dev netcdf-bin libnetcdf-dev && \
+    apt-get install -y build-essential cdo curl libhdf5-serial-dev netcdf-bin libnetcdf-dev && \
     rm -rf /var/lib/apt/lists/* && \
-    # this line combats the issue found here:
-    # https://superuser.com/questions/1347723/arch-on-wsl-libqt5core-so-5-not-found-despite-being-installed
-    strip --remove-section=.note.ABI-tag /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 && \
     # Removing this package prevents a scan failure. It will be reintroduced
     # once 1.24.2 becomes available through the base image.
     # Issue link: https://github.com/advisories/GHSA-mh33-7rrq-662w
-    apt-get remove -y python3-urllib3 && \
-    pip install -U pip && \
-    pip install . && \
-    pip install gunicorn
+    apt-get remove -y python3-urllib3
+
+RUN curl -sSL https://install.python-poetry.org | python3 -
+ENV PATH=/root/.local/bin:$PATH
+RUN poetry install && \
+    poetry add gunicorn
 
 EXPOSE 5000
-CMD ["gunicorn", "--bind=0.0.0.0:5000", "thunderbird.wsgi:application"]
+CMD ["poetry", "run", "gunicorn", "--bind=0.0.0.0:5000", "thunderbird.wsgi:application"]