feat: add spinner feedback to optimization tasks, enhance app discovery for uninstall, and improve UI robustness and signal handling

bin/optimize.sh

@@ -319,10 +319,16 @@ perform_security_fixes() {
 }
 
 cleanup_all() {
+    stop_inline_spinner 2> /dev/null || true
     stop_sudo_session
     cleanup_temp_files
 }
 
+handle_interrupt() {
+    cleanup_all
+    exit 130
+}
+
 main() {
     local health_json
     for arg in "$@"; do
@@ -340,7 +346,8 @@ main() {
         esac
     done
 
-    trap cleanup_all EXIT INT TERM
+    trap cleanup_all EXIT
+    trap handle_interrupt INT TERM
 
     if [[ -t 1 ]]; then
         clear