Fix add button. Fix hotkeys in settings. Add Workspace hotkeys

Downterm/CommandNotch/Models/WorkspaceController.swift

@@ -18,6 +18,7 @@ final class WorkspaceController: ObservableObject {
     let createdAt: Date
 
     @Published private(set) var name: String
+    @Published private(set) var hotkey: HotkeyBinding?
     @Published private(set) var tabs: [TerminalSession] = []
     @Published private(set) var activeTabIndex: Int = 0
 
@@ -34,6 +35,7 @@ final class WorkspaceController: ObservableObject {
         self.id = summary.id
         self.name = summary.name
         self.createdAt = summary.createdAt
+        self.hotkey = summary.hotkey
         self.sessionFactory = sessionFactory
         self.settingsProvider = settingsProvider
 
@@ -51,7 +53,7 @@ final class WorkspaceController: ObservableObject {
     }
 
     var summary: WorkspaceSummary {
-        WorkspaceSummary(id: id, name: name, createdAt: createdAt)
+        WorkspaceSummary(id: id, name: name, createdAt: createdAt, hotkey: hotkey)
     }
 
     var state: WorkspaceState {
@@ -78,6 +80,11 @@ final class WorkspaceController: ObservableObject {
         name = trimmed
     }
 
+    func updateHotkey(_ updatedHotkey: HotkeyBinding?) {
+        guard hotkey != updatedHotkey else { return }
+        hotkey = updatedHotkey
+    }
+
     func newTab() {
         let config = settingsProvider.terminalSessionConfiguration
         let session = sessionFactory.makeSession(