Fix macOS transparent pet window

Enable Tauri macOS private API support so transparent pet windows render correctly on macOS.

Thanks to @lin-coco for the contribution.

Author: lin-coco

src-tauri/Cargo.toml

@@ -18,7 +18,7 @@ reqwest = { version = "0.13.3", default-features = false, features = ["json", "r
 rustls-native-certs = "0.8.3"
 serde = { version = "1.0", features = ["derive"] }
 serde_json = "1.0"
-tauri = { version = "2.11.0", features = ["tray-icon", "image-png"] }
+tauri = { version = "2.11.0", features = ["macos-private-api", "tray-icon", "image-png"] }
 tauri-plugin-dialog = "2"
 tauri-plugin-process = "2.3.1"
 tauri-plugin-updater = "2.10.1"

src-tauri/tauri.conf.json

@@ -10,6 +10,7 @@
     "frontendDist": "../dist"
   },
   "app": {
+    "macOSPrivateApi": true,
     "windows": [
       {
         "label": "settings",