added some notes to required variables to change

README.md

@@ -109,7 +109,7 @@ Goto [`docker-compose.yml`](docker-compose.yml) for more advanced example.
 version: '3.9'
 
 x-dls-variables: &dls-variables
-  DLS_URL: localhost # REQUIRED
+  DLS_URL: localhost # REQUIRED, change to your ip or hostname
   DLS_PORT: 443
   LEASE_EXPIRE_DAYS: 90
   DATABASE: sqlite:////app/database/db.sqlite

docker-compose.yml

@@ -1,7 +1,7 @@
 version: '3.9'
 
 x-dls-variables: &dls-variables
-  DLS_URL: localhost  # REQUIRED
+  DLS_URL: localhost  # REQUIRED, change to your ip or hostname
   DLS_PORT: 443  # must match nginx listen port
   LEASE_EXPIRE_DAYS: 90
   DATABASE: sqlite:////app/database/db.sqlite