change configuration for docker compliance (#189)

config/default.json

@@ -15,7 +15,7 @@
   "storage_password": "password",
 
   "storage_local_path": "./storage",
-  "storage_local_db": "./database.sqlite",
+  "storage_local_db": "./database/database.sqlite",
   "storage_region": "eu-central-1",
   "storage_endpoint": "http://localhost:4572",
   "storage_bucket": "my_spacedeck_bucket",

docker-compose.yml

@@ -7,4 +7,4 @@ services:
       - "9666:9666"
     volumes:
       - ./storage:/app/storage
-      - ./database.sqlite:/app/database.sqlite
+      - ./database:/app/database