Enha: native notification implementation

session.go

@@ -168,19 +168,3 @@ func copyToClipboard(text string) error {
 	cmd.Stdin = strings.NewReader(text)
 	return cmd.Run()
 }
-
-func notifyUser(topic, message string) error {
-	// Sanitize message to remove control characters that notify-send doesn't handle
-	sanitized := strings.Map(func(r rune) rune {
-		if r < 32 && r != '\t' {
-			return -1
-		}
-		return r
-	}, message)
-	// Truncate if too long
-	if len(sanitized) > 200 {
-		sanitized = sanitized[:197] + "..."
-	}
-	cmd := exec.Command("notify-send", topic, sanitized)
-	return cmd.Run()
-}