Update for weather city

src/content/docs/en/i-i/03.config.md

@@ -65,6 +65,11 @@ Instead, a weather widget will appear in this position.
 
 The city for weather is detected by `curl ipinfo.io` by default, or explicitly set in `~/.config/ags/user_options.js`.
 
+:::note
+If you're unsure about the name of city,
+since we're using [wttr.in](https://github.com/chubin/wttr.in) to provide weather information, you may find out the answer there.
+:::
+
 ### Set keybinds
 The keybinds to be configured are limited and you need to refer to gdk document to know the keys, but it works.