Enhance TUI: add paste event handling, integrate bracketed paste mode, and implement paste support in editing mode.

Fixes #20

crates/owlen-cli/src/main.rs

@@ -11,7 +11,7 @@ use tokio::sync::mpsc;
 use tokio_util::sync::CancellationToken;
 
 use crossterm::{
-    event::{DisableMouseCapture, EnableMouseCapture},
+    event::{DisableMouseCapture, EnableMouseCapture, DisableBracketedPaste, EnableBracketedPaste},
     execute,
     terminal::{disable_raw_mode, enable_raw_mode, EnterAlternateScreen, LeaveAlternateScreen},
 };
@@ -57,7 +57,7 @@ async fn main() -> Result<()> {
     // Terminal setup
     enable_raw_mode()?;
     let mut stdout = io::stdout();
-    execute!(stdout, EnterAlternateScreen, EnableMouseCapture)?;
+    execute!(stdout, EnterAlternateScreen, EnableMouseCapture, EnableBracketedPaste)?;
     let backend = CrosstermBackend::new(stdout);
     let mut terminal = Terminal::new(backend)?;
 
@@ -74,7 +74,8 @@ async fn main() -> Result<()> {
     execute!(
         terminal.backend_mut(),
         LeaveAlternateScreen,
-        DisableMouseCapture
+        DisableMouseCapture,
+        DisableBracketedPaste
     )?;
     terminal.show_cursor()?;