feat(window): add `incognito` option

.changes/window-incognito.md

@@ -0,0 +1,5 @@
+---
+"window-js": "minor"
+---
+
+Add `incognito` window configuration option 

Cargo.lock

@@ -206,7 +206,7 @@ checksum = "7de8ce5e0f9f8d88245311066a578d72b7af3e7088f32783804676302df237e4"
 
 [[package]]
 name = "api"
-version = "2.0.0-alpha.0"
+version = "2.0.0-alpha.1"
 dependencies = [
  "log",
  "serde",
@@ -5263,7 +5263,7 @@ dependencies = [
 
 [[package]]
 name = "tauri-plugin-notification"
-version = "2.0.0-alpha.0"
+version = "2.0.0-alpha.1"
 dependencies = [
  "log",
  "notify-rust",

plugins/window/guest-js/index.ts

@@ -1886,6 +1886,14 @@ interface WindowOptions {
    * The user agent for the webview.
    */
   userAgent?: string;
+  /**
+   * Whether or not the webview should be launched in incognito mode.
+   *
+   * #### Platform-specific
+   *
+   * - **Android:** Unsupported.
+   */
+  incognito?: boolean;
 }
 
 function mapMonitor(m: Monitor | null): Monitor | null {