feat(bot): ✨ Prevent banned users from suggesting.

payphone/cogs/utility/cog.py

@@ -5,7 +5,7 @@ from discord.ext import commands
 
 from payphone import bot
 from payphone.cogs import base
-from payphone.core import config, constants
+from payphone.core import config, constants, checks
 
 
 class Utility(base.Cog):
@@ -14,6 +14,7 @@ class Utility(base.Cog):
 
     @commands.command()
     @commands.cooldown(1, 60, commands.BucketType.user)
+    @checks.is_unbanned()
     async def suggest(self, ctx: commands.Context, *, suggestion: str) -> None:
         """
         Make a suggestion to improve Payphone.