Refactoring (#1)

This PR is very far from perfect, and there are some things that do not work yet, but I think it's good enough to merge

Co-authored-by: Shyam Saraswati <shyam.saraswati@gmail.com>
Co-authored-by: Nikolai Rodionov <nikolai.rodionov@grandcentrix.net>
Reviewed-on: https://git.badhouseplants.net/allanger/mkdocs-with-confluence/pulls/1

example/Dockerfile

@@ -0,0 +1,22 @@
+FROM python:latest as BUILDER
+
+FROM BUILDER as plugin_builder
+WORKDIR /src
+COPY . /src
+RUN pip install poetry
+RUN poetry build 
+RUN mkdir /out
+RUN mv $(find /src/dist -maxdepth 1 -mindepth 1 -name '*tar.gz') /out/mkdocs_with_confluence.tar.gz
+
+FROM BUILDER as common_builder
+ENV MKDOCS_TO_CONFLUENCE=true
+ARG JIRA_PASSWORD
+ENV JIRA_PASSWORD=$JIRA_PASSWORD
+RUN pip install mkdocs mkdocs-material
+WORKDIR /src
+COPY ./example /src
+COPY --from=plugin_builder /out/mkdocs_with_confluence.tar.gz /tmp/
+RUN pip install /tmp/mkdocs_with_confluence.tar.gz
+ENTRYPOINT ["mkdocs"]
+CMD ["serve", "-a", "0.0.0.0:8000"]
+