fix(subscription): resolve issues causing import failures in some cases #4534, #4436, #4552, #4519, #4517, #4503, #4336, #4301 (#4553)

* fix(subscription): resolve issues causing import failures in some cases #4534, #4436, #4552, #4519, #4517, #4503, #4336, #4301

* fix(profile): update profile creation to include file data handling

* fix(app): improve singleton instance exit handling

* fix: remove unsued handle method

src-tauri/src/feat/clash.rs

@@ -122,7 +122,7 @@ pub async fn test_delay(url: String) -> anyhow::Result<u32> {
 
     let start = Instant::now();
 
-    let response = NetworkManager::global()
+    let response = NetworkManager::new()
         .get_with_interrupt(&url, proxy_type, Some(10), user_agent, false)
         .await;