only allow certain servers to prevent public usage

ircradio/disco.py

@@ -44,6 +44,10 @@ async def on_message(message):
     if message.author == bot.user:
         return
 
+    if str(message.guild) not in settings.discord_servers:
+        print(f'Unapproved guild: {message.guild}')
+        return
+
     msg = message.content
     if not msg.startswith(settings.discord_command_prefix):
         return

settings.py_example

@@ -21,6 +21,7 @@ enable_search_route = bool_env(os.environ.get("ENABLE_SEARCH_ROUTE", False))
 discord_token = "xxxxxxx" # https://discord.com/developers/applications
 discord_admins = ["lza.art101.eth#7207"]
 discord_command_prefix = "!"
+discord_servers = ["Art101 • Patrn • NFT Art"]
 
 icecast2_hostname = "localhost"
 icecast2_max_clients = 32