fix: negotiate modified Return keyboard reporting

src/main.rs

@@ -3854,6 +3854,7 @@ fn main() -> io::Result<()> {
     let config_path = config::config_path()?;
     let config = config::load(&config_path)?;
     ratatui::run(|terminal| {
+        let _keyboard = ui::KeyboardProtocol::enable()?;
         if !options.miruro {
             let Some(miruro) = choose_provider(terminal, &config.keys, None)? else {
                 return Ok(());

src/ui.rs

@@ -2,7 +2,13 @@ use std::time::Duration;
 
 use ratatui::{
     Frame,
-    crossterm::{clipboard::CopyToClipboard, execute},
+    crossterm::{
+        clipboard::CopyToClipboard,
+        event::{
+            KeyboardEnhancementFlags, PopKeyboardEnhancementFlags, PushKeyboardEnhancementFlags,
+        },
+        execute,
+    },
     layout::{Constraint, Layout, Rect},
     style::{Color, Style},
     text::{Line, Span},
@@ -13,6 +19,25 @@ pub const ACCENT: Style = Style::new().fg(Color::Cyan);
 pub const SELECTED: Style = Style::new().fg(Color::Black).bg(Color::Cyan);
 pub const SELECTION_MARKER: &str = "> ";
 
+// Keep modified Return distinct from Return on terminals supporting the Kitty protocol.
+pub struct KeyboardProtocol;
+
+impl KeyboardProtocol {
+    pub fn enable() -> std::io::Result<Self> {
+        execute!(
+            std::io::stdout(),
+            PushKeyboardEnhancementFlags(KeyboardEnhancementFlags::DISAMBIGUATE_ESCAPE_CODES)
+        )?;
+        Ok(Self)
+    }
+}
+
+impl Drop for KeyboardProtocol {
+    fn drop(&mut self) {
+        let _ = execute!(std::io::stdout(), PopKeyboardEnhancementFlags);
+    }
+}
+
 pub fn copy_video_url(id: &str) -> String {
     let result = crate::youtube::video_url(id)
         .and_then(|url| execute!(std::io::stdout(), CopyToClipboard::to_clipboard_from(url)));