Change the way INSTANCE is handled

README.md

@@ -31,7 +31,7 @@ docker compose up -d --build
 ## ⚙️ Environment variables
 
 - `TOKEN`: your Discord Bot Token, you can get this [here](https://discord.com/developers/applications).
-- `INSTANCE`: this should always be "MAIN" unless you plan to run multiple bots (for testing purposes).
+- `INSTANCE`: this can be anything, only set it as "MAIN" if you've configured Dropbox backups.
 - `OWNER_ID`: the Discord user ID of the person who will act as owner of this bot.
 
 - `XP_GAIN_PER_MESSAGE`: how much XP should be awarded to a user per message.

main.py

@@ -39,8 +39,7 @@ logs = LoggingHandler.setup_logger()
 async def on_message(message):
     if (
             message.author.bot or
-            message.guild is None or
-            instance.lower() != "main"
+            message.guild is None
     ):
         return
 
@@ -67,11 +66,7 @@ async def on_message(message):
 async def on_member_join(member):
     config = GuildConfig(member.guild.id)
 
-    if (not config.welcome_channel_id
-
-            # comment next line if debugging greetings
-            or instance.lower() != "main"
-    ):
+    if not config.welcome_channel_id:
         return
 
     embed = Greet.message(member, config.welcome_message)