added dockerfile for c3nav core

docker/Dockerfile

@@ -0,0 +1,74 @@
+# syntax=docker/dockerfile:1.4
+FROM ubuntu:lunar as base
+ENV DEBIAN_FRONTEND noninteractive
+
+RUN --mount=type=cache,target=/var/cache/apt --mount=type=tmpfs,target=/var/lib/apt/lists \
+    apt-get update && apt-get install -y --no-install-recommends \
+    python3.11=3.11.2-6ubuntu0.1 \
+    libpython3.11=3.11.2-6ubuntu0.1 \
+    python3.11-venv=3.11.2-6ubuntu0.1 \
+    python3-pip=23.0.1+dfsg-1 \
+    libpq5=15.3-0ubuntu0.23.04.1 \
+    postgresql-client-15=15.3-0ubuntu0.23.04.1 \
+    curl=7.88.1-8ubuntu2 \
+    libpcre3=2:8.39-15 \
+    librsvg2-2=2.54.5+dfsg-1ubuntu2 \
+    gir1.2-rsvg-2.0=2.54.5+dfsg-1ubuntu2 \
+    libgirepository-1.0-1=1.76.1-1 \
+    tzdata=2023c-2exp1ubuntu1.1 \
+    ca-certificates=20230311ubuntu0.23.04.1
+ENV PATH="/usr/lib/postgresql/14/bin/:$PATH"
+
+
+FROM base as builder
+RUN --mount=type=cache,target=/var/cache/apt --mount=type=tmpfs,target=/var/lib/apt/lists \
+    apt-get update && apt-get install -y --no-install-recommends \
+    build-essential=12.9ubuntu3 \
+    python3.11-dev=3.11.2-6ubuntu0.1 \
+    libpcre3-dev=2:8.39-15 \
+    libpq-dev=15.3-0ubuntu0.23.04.1 \
+    libgirepository1.0-dev=1.76.1-1
+
+
+COPY --link /src /app
+WORKDIR /app
+
+RUN --mount=type=cache,target=/pip-cache \
+    python3.11 -m venv env && \
+    . /app/env/bin/activate && \
+    pip install --cache-dir /pip-cache --upgrade pip wheel && \
+    pip install --cache-dir /pip-cache \
+    -r requirements/production.txt \
+    -r requirements/htmlmin.txt \
+    -r requirements/postgres.txt \
+    -r requirements/redis.txt \
+    -r requirements/rsvg.txt \
+    -r requirements/server-asgi.txt && \
+    pip install --cache-dir /pip-cache uwsgi
+
+FROM base as final
+RUN groupadd -r -g 500 c3nav && useradd -r -u 500 -g 500 -G www-data c3nav
+RUN mkdir /data && chown -R c3nav:c3nav /data
+VOLUME /data
+
+COPY --link --chown=500:500 /src /app
+COPY --from=builder --chown=500:500 /app/env /app/env
+COPY --chown=root:root --chmod=0755 /docker/entrypoint.sh /usr/bin/entrypoint
+
+ENV C3NAV_DEBUG="" \
+    C3NAV_LOGLEVEL="info" \
+    C3NAV_DATA_DIR="/data" \
+    MPLBACKEND="agg" \
+    UWSGI_WORKERS="8"
+
+USER c3nav
+WORKDIR /app
+
+RUN /app/env/bin/python manage.py collectstatic -l --no-input && \
+    /app/env/bin/python manage.py compress && \
+    rm -r /data/*
+
+EXPOSE 8000 5000
+#HEALTHCHECK --start-period=5s --interval=10s --timeout=1s CMD curl -f http://localhost:8000/check || exit 1
+ENTRYPOINT ["/usr/bin/entrypoint"]
+CMD ["web"]