server: dockerize the server and update documentation

server/Dockerfile

@@ -0,0 +1,30 @@
+FROM python:3.11-slim as base
+
+ENV PIP_DEFAULT_TIMEOUT=100 \
+    PIP_DISABLE_PIP_VERSION_CHECK=1 \
+    PIP_NO_CACHE_DIR=1 \
+    PYTHONDONTWRITEBYTECODE=1 \
+    PYTHONUNBUFFERED=1 \
+    POETRY_VERSION=1.3.1
+
+# install packages needed for base
+# RUN apt-get update && apt-get install -y make gettext
+
+# builder
+FROM base AS builder
+WORKDIR /tmp
+# RUN apt-get install -y build-essential libffi-dev zlib1g-dev
+COPY pyproject.toml poetry.lock /tmp
+RUN pip install "poetry==$POETRY_VERSION"
+RUN python -m venv /venv
+RUN . /venv/bin/activate && poetry config virtualenvs.create false
+RUN . /venv/bin/activate && poetry install --only main --no-root --no-interaction --no-ansi
+
+# bootstrap
+FROM base AS final
+COPY --from=builder /venv /venv
+RUN mkdir -p /app
+COPY server.py reflector_dataclasses.py /app/
+COPY utils /app/utils
+WORKDIR /app
+CMD ["/venv/bin/python", "server.py"]