Drop Monterey Support (#843)

* Drop Monterey Support

People will still be able to run and SSH into Monterey VMs or use VNC but pointing devices/keyboard won't work.

Fixes #841

* Fixed x86 build

Sources/tart/Commands/Run.swift

@@ -172,7 +172,7 @@ struct Run: AsyncParsableCommand {
 
     if suspendable {
       let config = try VMConfig.init(fromURL: vmDir.configURL)
-      if !(config.platform is PlatformSuspendable) {
+      if (config.platform is Linux) {
         throw ValidationError("You can only suspend macOS VMs")
       }
       if dir.count > 0 {

Sources/tart/Platform/Darwin.swift

@@ -8,7 +8,7 @@ struct UnsupportedHostOSError: Error, CustomStringConvertible {
 
 #if arch(arm64)
 
-  struct Darwin: PlatformSuspendable {
+  struct Darwin: Platform {
     var ecid: VZMacMachineIdentifier
     var hardwareModel: VZMacHardwareModel
 
@@ -103,32 +103,18 @@ struct UnsupportedHostOSError: Error, CustomStringConvertible {
     func keyboards() -> [VZKeyboardConfiguration] {
       if #available(macOS 14, *) {
         // Mac keyboard is only supported by guests starting with macOS Ventura
-        return [VZUSBKeyboardConfiguration(), VZMacKeyboardConfiguration()]
+        return [VZMacKeyboardConfiguration()]
       } else {
         return [VZUSBKeyboardConfiguration()]
       }
     }
 
-    func keyboardsSuspendable() -> [VZKeyboardConfiguration] {
-      if #available(macOS 14, *) {
-        return [VZMacKeyboardConfiguration()]
-      } else {
-        // fallback to the regular configuration
-        return keyboards()
-      }
-    }
-
     func pointingDevices() -> [VZPointingDeviceConfiguration] {
-      // Trackpad is only supported by guests starting with macOS Ventura
-      [VZUSBScreenCoordinatePointingDeviceConfiguration(), VZMacTrackpadConfiguration()]
-    }
-
-    func pointingDevicesSuspendable() -> [VZPointingDeviceConfiguration] {
-      if #available(macOS 14, *) {
+      if #available(macOS 13, *) {
         return [VZMacTrackpadConfiguration()]
       } else {
         // fallback to the regular configuration
-        return pointingDevices()
+        return [VZUSBScreenCoordinatePointingDeviceConfiguration()]
       }
     }
   }

Sources/tart/Platform/Platform.swift

@@ -8,8 +8,3 @@ protocol Platform: Codable {
   func keyboards() -> [VZKeyboardConfiguration]
   func pointingDevices() -> [VZPointingDeviceConfiguration]
 }
-
-protocol PlatformSuspendable: Platform {
-  func pointingDevicesSuspendable() -> [VZPointingDeviceConfiguration]
-  func keyboardsSuspendable() -> [VZKeyboardConfiguration]
-}

Sources/tart/VM.swift

@@ -323,13 +323,8 @@ class VM: NSObject, VZVirtualMachineDelegate, ObservableObject {
     }
 
     // Keyboard and mouse
-    if suspendable, let platformSuspendable = vmConfig.platform.self as? PlatformSuspendable {
-      configuration.keyboards = platformSuspendable.keyboardsSuspendable()
-      configuration.pointingDevices = platformSuspendable.pointingDevicesSuspendable()
-    } else {
-      configuration.keyboards = vmConfig.platform.keyboards()
-      configuration.pointingDevices = vmConfig.platform.pointingDevices()
-    }
+    configuration.keyboards = vmConfig.platform.keyboards()
+    configuration.pointingDevices = vmConfig.platform.pointingDevices()
 
     // Networking
     configuration.networkDevices = network.attachments().map {