adds quick question UI for mac catalyst target

ios/Apps/Sybil/Info.plist

@@ -2,6 +2,9 @@
 <!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
 <plist version="1.0">
 <dict>
+	<!-- macOS-only: keep the global Quick Question shortcut available with no windows. -->
+	<key>NSSupportsAutomaticTermination</key>
+	<false/>
 	<key>UIApplicationShortcutItems</key>
 	<array>
 		<dict>

ios/Apps/Sybil/Sources/SybilApp.swift

@@ -8,7 +8,7 @@ struct SybilApp: App
     @UIApplicationDelegateAdaptor(SybilAppDelegate.self) private var appDelegate
 
     var body: some Scene {
-        WindowGroup {
+        WindowGroup(id: SybilCommands.workspaceWindowID) {
             SplitView()
         }
         .commands {
@@ -24,9 +24,18 @@ final class SybilAppDelegate: NSObject, UIApplicationDelegate {
         didFinishLaunchingWithOptions launchOptions: [UIApplication.LaunchOptionsKey: Any]? = nil
     ) -> Bool {
         SybilHomeScreenQuickActionHandler.configureQuickActions()
+        #if targetEnvironment(macCatalyst)
+        SybilMacQuickQuestionController.shared.start()
+        #endif
         return true
     }
 
+    #if targetEnvironment(macCatalyst)
+    func applicationWillTerminate(_ application: UIApplication) {
+        SybilMacQuickQuestionController.shared.stop()
+    }
+    #endif
+
     func application(
         _ application: UIApplication,
         configurationForConnecting connectingSceneSession: UISceneSession,
@@ -56,11 +65,22 @@ final class SybilSceneDelegate: NSObject, UIWindowSceneDelegate {
         willConnectTo session: UISceneSession,
         options connectionOptions: UIScene.ConnectionOptions
     ) {
+        #if targetEnvironment(macCatalyst)
+        if scene is UIWindowScene, session.role == .windowApplication {
+            SybilMacWindowCommands.shared.windowConnected(sessionID: session.persistentIdentifier)
+        }
+        #endif
         if let shortcutItem = connectionOptions.shortcutItem {
             _ = SybilHomeScreenQuickActionHandler.handle(shortcutItem)
         }
     }
 
+    #if targetEnvironment(macCatalyst)
+    func sceneDidDisconnect(_ scene: UIScene) {
+        SybilMacWindowCommands.shared.windowDisconnected(sessionID: scene.session.persistentIdentifier)
+    }
+    #endif
+
     func windowScene(
         _ windowScene: UIWindowScene,
         performActionFor shortcutItem: UIApplicationShortcutItem,

ios/Apps/Sybil/project.yml

@@ -11,6 +11,13 @@ targets:
     dependencies:
       - package: Sybil
         product: Sybil
+      - target: SybilMacQuickQuestion
+        destinationFilters: [macCatalyst]
+        embed: true
+        link: false
+        codeSign: true
+        copy:
+          destination: plugins
     settings:
       base:
         PRODUCT_BUNDLE_IDENTIFIER: net.buzzert.sybil2
@@ -29,6 +36,7 @@ targets:
         INFOPLIST_KEY_CFBundleDisplayName: Sybil
         INFOPLIST_KEY_ITSAppUsesNonExemptEncryption: NO
         INFOPLIST_KEY_UIApplicationSupportsIndirectInputEvents: YES
+        "INFOPLIST_KEY_UIApplicationSceneManifest_Generation[sdk=macosx*]": YES
         INFOPLIST_KEY_UILaunchScreen_Generation: YES
         INFOPLIST_KEY_UISupportedInterfaceOrientations_iPhone: UIInterfaceOrientationPortrait
         INFOPLIST_KEY_UISupportedInterfaceOrientations_iPad: UIInterfaceOrientationPortrait UIInterfaceOrientationPortraitUpsideDown UIInterfaceOrientationLandscapeLeft UIInterfaceOrientationLandscapeRight