Window occlusion checks on MacOS (#6135)

* wip: window occlusion checks on MacOS

* wip: occlusion works

* occlusion notification

* fix ci

* fix

* wire in hiding into macos occlusion

* remove debug logs

* fix

* clean up

apps/app/Cargo.toml

@@ -51,6 +51,13 @@ tauri-build = { workspace = true, features = ["codegen"] }
 [target.'cfg(target_os = "linux")'.dependencies]
 tauri-plugin-updater = { workspace = true, optional = true }
 
+[target.'cfg(target_os = "macos")'.dependencies]
+core-foundation.workspace = true
+core-graphics.workspace = true
+objc2-app-kit = { workspace = true, features = [
+  "NSWindow",
+] }
+
 [target.'cfg(windows)'.dependencies]
 webview2-com.workspace = true
 windows = { workspace = true, features = [