add master/dev clarification in compose file

compose.yml

@@ -1,7 +1,7 @@
 version: "3"
 services:
   gothub:
-    image: codeberg.org/gothub/gothub:latest
+    image: codeberg.org/gothub/gothub:latest   # Master branch
     # image: codeberg.org/gothub/gothub:dev    # Dev branch
     restart: unless-stopped
     ports:
@@ -21,4 +21,4 @@ services:
       test: wget -nv --tries=1 --spider http://127.0.0.1:3000/api/v1/version || exit 1
       interval: 30s
       timeout: 5s
-      retries: 2
+      retries: 2