feat(pterodactyl): updated how placeholders are parsed in get_chat_command(), updated documentation to match

pterodactyl/pterodactyl.py

@@ -83,7 +83,13 @@ class Pterodactyl(commands.Cog):
 
     async def get_chat_command(self, username: str, message: str, color: discord.Color) -> str:
         command: str = await config.chat_command()
-        command = command.replace(".$U", username).replace(".$M", message).replace(".$C", str(color))
+        placeholders = {
+            "U": username,
+            "M": message,
+            "C": str(color)
+        }
+        for key, value in placeholders.items():
+            command = command.replace('$.' + key, value)
         return command
 
     @commands.Cog.listener()