Make appElement a computed property

Author: intitni

Tool/Sources/XcodeInspector/AppInstanceInspector.swift

@@ -2,15 +2,16 @@ import AppKit
 import Foundation
 
 public class AppInstanceInspector: ObservableObject {
-    public let appElement: AXUIElement
+    public var appElement: AXUIElement {
+        AXUIElementCreateApplication(runningApplication.processIdentifier)
+    }
     public let runningApplication: NSRunningApplication
     public var isActive: Bool { runningApplication.isActive }
     public var isXcode: Bool { runningApplication.isXcode }
     public var isExtensionService: Bool { runningApplication.isCopilotForXcodeExtensionService }
 
     init(runningApplication: NSRunningApplication) {
         self.runningApplication = runningApplication
-        appElement = AXUIElementCreateApplication(runningApplication.processIdentifier)
     }
 }