config: s/WEBSERVER_URL/WEBSOCKET_URL

Also add explanation on how to use WEBSOCKET_URL

config.example.py

@@ -3,11 +3,26 @@ MODE = 'Development'
 
 class Config:
     """Default configuration values for litecord."""
+    # Enable debug logging?
     DEBUG = False
+
+    # Enable ssl? (gives wss:// instead of ws:// on gateway route)
     IS_SSL = False
-    WEBSERVER_URL = 'localhost:5000'
+
+    # what to give on gateway route?
+    # this must point to the websocket.
+
+    # Set this url to somewhere *your users*
+    # will hit the websocket.
+    # e.g 'gateway.example.com' for reverse proxies.
+    WEBSOCKET_URL = 'localhost:5001'
+
+    # Where to host the websocket?
+    # (a local address the server will bind to)
     WS_HOST = 'localhost'
     WS_PORT = 5001
+
+    # Postgres credentials
     POSTGRES = {}
 
 

litecord/blueprints/gateway.py

@@ -7,7 +7,7 @@ bp = Blueprint('gateway', __name__)
 
 def get_gw():
     proto = 'wss://' if app.config['IS_SSL'] else 'ws://'
-    return f'{proto}{app.config["WEBSERVER_URL"]}/ws'
+    return f'{proto}{app.config["WEBSOCKET_URL"]}/ws'
 
 
 @bp.route('/gateway')