only use tcp on caddy

compose/docker-compose.yml

@@ -52,11 +52,11 @@ services:
       - caddy_data:/data
       - caddy_conf:/config
     ports:
-      - "$SERVER_HOST:80:80"
-      - "$SERVER_HOST:443:443"
+      - "$SERVER_HOST:80:80/tcp"
+      - "$SERVER_HOST:443:443/tcp"
     #uncomment to enable IPv6 communication
-     # - "$SERVER_HOST6:80:80"
-     # - "$SERVER_HOST6:443:443"
+     # - "$SERVER_HOST6:80:80/tcp"
+     # - "$SERVER_HOST6:443:443/tcp"
 
   coredns:
     #network_mode: host