🐞 Isolate MultitouchTrigger to @mainactor

Author: MrKai77

Loop/Core/Observers/MultitouchTrigger.swift

@@ -11,6 +11,7 @@ import Subsurface
 import SwiftUI
 
 @Loggable
+@MainActor
 final class MultitouchTrigger {
     private let windowActionCache: WindowActionCache
     private let openCallback: (WindowAction, Window) async throws -> ()
@@ -158,7 +159,7 @@ final class MultitouchTrigger {
                     await handlePan(pan, fingerCount: fingerCount)
                 case let .pinch(pinch):
                     await handlePinch(pinch, fingerCount: fingerCount)
-                case .rotation:
+                case .determining, .rotation:
                     break
                 }
             }

Loop/Settings Window/Settings/Gestures/GesturesConfigurationView.swift

@@ -31,9 +31,6 @@ struct GesturesConfigurationView: View {
             bindingsSection
                 .disabled(!enableGestures)
         }
-        // GestureBinding's synthesized Hashable covers its mutable fields,
-        // so editing a selected binding rehashes the stored struct and the
-        // Set goes stale. Reconcile by id after every change.
         .onChange(of: gestureBindings) { newValue in
             let bindingsByID = Dictionary(uniqueKeysWithValues: newValue.map { ($0.id, $0) })
             let selectedIDs = model.selectedBindings.map(\.id)