[Mobilizon] Persist configuration file

pica-mobilizon/docker-compose.yml

@@ -13,6 +13,8 @@ volumes:
         name: mobilizon-data
     mobilizon-db:
         name: mobilizon-db
+    mobilizon-config:
+        name: mobilizon-config
 
 services:
     mobilizon:
@@ -20,6 +22,7 @@ services:
         container_name: mobilizon-app
         volumes:
             - mobilizon-data:/var/lib/mobilizon/uploads
+            - mobilizon-config:/etc/mobilizon
             - /etc/localtime:/etc/localtime:ro
         environment:
             - MOBILIZON_DATABASE_HOST=mobilizon-db
@@ -42,7 +45,7 @@ services:
         depends_on:
             - mobilizon-db
         restart: unless-stopped
-    
+
     mobilizon-db:
         image: postgis/postgis:12-3.1-alpine
         container_name: mobilizon-db
@@ -54,4 +57,3 @@ services:
         networks:
             - mobilizon
         restart: unless-stopped
-