Fix GeoLite2 cache dir in Dockerfile

Dockerfile

@@ -3,6 +3,7 @@ MAINTAINER Candid Dauth <cdauth@cdauth.eu>
 
 CMD yarn run server
 EXPOSE 8080
+ENV CACHE_DIR=/opt/facilmap/cache
 
 RUN apk add --no-cache yarn
 
@@ -21,6 +22,6 @@ RUN cd .. && yarn install
 RUN cd .. && yarn run build
 
 USER root
-RUN chown -R root:root /opt/facilmap && mkdir -p /opt/facilmap/server/node_modules/.cache && chown -R facilmap:facilmap /opt/facilmap/server/node_modules/.cache
+RUN chown -R root:root /opt/facilmap && mkdir -p "$CACHE_DIR" && chown -R facilmap:facilmap "$CACHE_DIR"
 
 USER facilmap

docs/src/developers/server/standalone.md

@@ -16,7 +16,7 @@ A bundled version of the FacilMap server is published on NPM as [facilmap-server
 3. Create a `config.env` file based on [`config.env.example`](https://github.com/FacilMap/facilmap/blob/main/config.env.example) and to adjust the [configuration](./config.md).
 4. Start the FacilMap server by running `~/.local/bin/facilmap-server dotenv_config_path=config.env`.
 
-FacilMap will need write access to the directory `~/.local/lib/node_modules/.cache/facilmap-server`. All other files and directories can be read-only. To harden the FacilMap installation, make the whole installation folder owned by root, but create the cache directory and make it owned by the facilmap user.
+FacilMap will need write access to the directory `~/.local/lib/node_modules/.cache/facilmap-server` (or specify another directory in the `CACHE_DIR` environment variable). All other files and directories can be read-only. To harden the FacilMap installation, make the whole installation folder owned by root, but create the cache directory and make it owned by the facilmap user.
 
 
 ## Run the development version