init vc and web view on app init

src/safari/app/desktop/safari/SafariExtensionHandler.swift

@@ -9,6 +9,11 @@
 import SafariServices
 
 class SafariExtensionHandler: SFSafariExtensionHandler {
+    override init() {
+        super.init()
+        SafariExtensionViewController.shared.initWebView()
+    }
+    
     override func messageReceived(withName messageName: String, from page: SFSafariPage, userInfo: [String: Any]?) {
         // This method will be called when a content script provided by your extension calls safari.extension.dispatchMessage("message").
         if messageName == "bitwarden" {

src/safari/app/desktop/safari/SafariExtensionViewController.swift

@@ -11,6 +11,7 @@ import WebKit
 
 class SafariExtensionViewController: SFSafariExtensionViewController, WKScriptMessageHandler, WKNavigationDelegate {
     var webView: WKWebView!
+    var initedWebView: Bool = false
 
     static let shared: SafariExtensionViewController = {
         let shared = SafariExtensionViewController()
@@ -19,6 +20,10 @@ class SafariExtensionViewController: SFSafariExtensionViewController, WKScriptMe
     }()
 
     func initWebView() {
+        if initedWebView {
+            return
+        }
+        initedWebView = true
         let parentHeight = SafariExtensionViewController.shared.preferredContentSize.height
         let parentWidth = SafariExtensionViewController.shared.preferredContentSize.width
         let webViewConfig = WKWebViewConfiguration()