Add independent fail2ban volume

docker-compose.yml

@@ -6,6 +6,7 @@ volumes:
     dbdata:
     uploads:
     nginx-logs:
+    fail2ban-data:
 
 services:
     nginx:
@@ -135,6 +136,7 @@ services:
             - NET_RAW
         restart: always
         volumes:
+            - fail2ban-data:/data/db
             - ./fail2ban/jail.d:/data/jail.d
             - ./fail2ban/filter.d:/data/filter.d
             - nginx-logs:/var/log/nginx:ro