feat: add talk mode across nodes

apps/macos/Sources/Clawdis/MenuContentView.swift

@@ -72,6 +72,11 @@ struct MenuContent: View {
             if self.showVoiceWakeMicPicker {
                 self.voiceWakeMicMenu
             }
+            Toggle(isOn: self.talkBinding) {
+                Label("Talk", systemImage: "bubble.left.and.waveform")
+            }
+                .disabled(!voiceWakeSupported)
+                .opacity(voiceWakeSupported ? 1 : 0.5)
             Divider()
             Button {
                 Task { @MainActor in
@@ -331,6 +336,14 @@ struct MenuContent: View {
             })
     }
 
+    private var talkBinding: Binding<Bool> {
+        Binding(
+            get: { self.state.talkEnabled },
+            set: { newValue in
+                Task { await self.state.setTalkEnabled(newValue) }
+            })
+    }
+
     private var showVoiceWakeMicPicker: Bool {
         voiceWakeSupported && self.state.swabbleEnabled
     }