added comment

Docker/guacamole/docker-compose.yaml

@@ -1,3 +1,6 @@
+# An image from abesnier that works as an all-in-one and does not require database initiation. 
+# I don't know if it has any limitations. For my needs it fits perfectly. 
+
 services:
   guacamole:
     image: abesnier/guacamole:latest
@@ -5,4 +8,4 @@ services:
     volumes:
       - ${PATH_TO_CONFIG}:/config
     ports:
-      - 8080:8080
+      - 8080:8080