add ctrl shift c terminal interrupt note

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

@@ -71,3 +71,9 @@ as a result hypridle will lock the screen by executing the `$lock_cmd` defined i
 
 See [Hyprland Wiki](https://wiki.hyprland.org/Hypr-Ecosystem/hypridle/#configuration) for more.
 
+## Terminal: Why can't I interrupt with Ctrl+C?
+- In `foot`, Ctrl+C is configured to copy text. To interrupt, use Ctrl+Shift+C
+- Don't want this?
+  - To remove this binding: in `~/.config/foot/foot.ini`, comment or remove the line that says `clipboard-copy=Control+c`
+  - Maybe if you use terminal apps a lot, it'd be a good idea to use a more feature-rich terminal
+