added dockerfile for tileserver, updated tileserver dependencies

docker/local_build_tileserver.sh

@@ -0,0 +1,7 @@
+#!/usr/bin/env bash
+set -e
+
+PROJDIR="$(dirname "$(dirname "$(readlink -f "$0")")")"
+cd "$PROJDIR"
+COMMIT="$(git rev-parse HEAD)"
+docker buildx build -f docker/tileserver.dockerfile --load -t "c3nav-tileserver:${COMMIT}" .

docker/tileserver.dockerfile

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+# 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 \
+    curl=7.88.1-8ubuntu2 \
+    libpcre3=2:8.39-15 \
+    tzdata=2023c-2exp1ubuntu1.1 \
+    ca-certificates=20230311ubuntu0.23.04.1
+
+
+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
+
+
+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-tileserver.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
+
+ENV C3NAV_DEBUG="" \
+    C3NAV_LOGLEVEL="info" \
+    C3NAV_DATA_DIR="/data" \
+    C3NAV_RELOAD_INTERVAL="60" \
+    UWSGI_WORKERS="8"
+
+# The following environment variables need to be set to start the tileserver
+# C3NAV_UPSTREAM_BASE
+# C3NAV_TILE_SECRET or C3NAV_TILE_SECRET_FILE
+# C3NAV_MEMCACHED_SERVER
+#
+# This are additional optional variables
+# C3NAV_LOGFILE
+# C3NAV_HTTP_AUTH
+
+USER c3nav
+WORKDIR /app
+EXPOSE 8000 5000
+HEALTHCHECK --start-period=10s --interval=10s --timeout=1s CMD curl -f http://localhost:8000/check || exit 1
+CMD ["/app/env/bin/uwsgi", "--master", \
+     "--wsgi", "c3nav.tileserver.wsgi", \
+     "--pythonpath", "/app/src", \
+     "--enable-threads", "--ignore-sigpipe", "--disable-logging", "--need-app", \
+     "--stats", ":5000", \
+     "--http", "0.0.0.0:8000"]