try to fix whiteboard

Signed-off-by: Simon L. <szaimen@e.mail.de>

Containers/whiteboard/Dockerfile

@@ -13,6 +13,8 @@ COPY --chmod=775 healthcheck.sh /healthcheck.sh
 
 HEALTHCHECK CMD /healthcheck.sh
 
+WORKDIR /tmp
+
 ENTRYPOINT ["/start.sh"]
 
 LABEL com.centurylinklabs.watchtower.enable="false"

Containers/whiteboard/start.sh

@@ -14,4 +14,4 @@ fi
 export REDIS_URL="redis://$REDIS_USER:$REDIS_HOST_PASSWORD@$REDIS_HOST/$REDIS_DB_INDEX"
 
 # Run it
-exec npm run server:start
+exec npm --prefix /app run server:start