refactor(handle): remove startup_completed field and related method from Handle struct

src-tauri/src/core/handle.rs

@@ -15,7 +15,6 @@ use super::notification::{FrontendEvent, NotificationSystem};
 pub struct Handle {
     pub(super) notification_system: Arc<Mutex<NotificationSystem>>,
     is_exiting: AtomicBool,
-    startup_completed: AtomicBool,
 }
 
 singleton!(Handle, HANDLE);
@@ -95,10 +94,6 @@ impl Handle {
         handle.notification_system.lock().send_event(event);
     }
 
-    pub fn mark_startup_completed(&self) {
-        self.startup_completed.store(true, Ordering::Release);
-    }
-
     pub fn set_is_exiting(&self) {
         self.is_exiting.store(true, Ordering::Release);
         self.notification_system.lock().shutdown();

src-tauri/src/utils/window_manager.rs

@@ -302,8 +302,6 @@ impl WindowManager {
                 return false;
             }
 
-            handle::Handle::global().mark_startup_completed();
-
             true
         })
     }