Add extra docs on getting user IDs

Author: chillymosh

docs/getting-started/faq.rst

@@ -83,3 +83,27 @@ You can also create a :class:`~twitchio.PartialUser` with :meth:`~twitchio.Clien
 If you are using :class:`~twitchio.ext.commands.Command`'s or anywhere :class:`~twitchio.ext.commands.Context` is available,
 or are receiving a :class:`~twitchio.ChatMessage`, consider looking at :class:`~twitchio.Chatter` for a more complete object
 with more information and helpers.
+
+
+How do I get the user IDs for BOT_ID and OWNER_ID?
+~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+
+If you do not know your user ID you can quickly fetch it using the :meth:`~twitchio.Client.fetch_users` method.
+
+.. code:: python3
+
+    import asyncio
+    import twitchio
+
+    CLIENT_ID: str = "..."
+    CLIENT_SECRET: str = "..."
+
+    async def main() -> None:
+            async with twitchio.Client(client_id=CLIENT_ID, client_secret=CLIENT_SECRET) as client:
+                await client.login()
+                user = await client.fetch_users(logins=["chillymosh", "my_bot"])
+                for u in user:
+                    print(f"User: {u.name} - ID: {u.id}")
+
+    if __name__ == "__main__":
+        asyncio.run(main())

docs/getting-started/quickstart.rst

@@ -37,6 +37,10 @@ Before running the code below, there just a couple more steps we need to take.
 #. Stop the bot and uncomment everything in ``setup_hook``.
 #. Start the bot.
 
+.. note::
+    If you are unsure how to get the user IDs for BOT_ID and OWNER_ID, please check the `FAQ here </getting-started/faq.html#how-do-i-get-the-user-ids-for-bot-id-and-owner-id>`_.
+
+
 **You only have to do this sequence of steps once. Or if the scopes need to change.**
 
 .. code:: python3