feat(camera): add snap/clip capture

apps/macos/Sources/Clawdis/DebugSettings.swift

@@ -9,6 +9,7 @@ struct DebugSettings: View {
     @AppStorage(modelCatalogReloadKey) private var modelCatalogReloadBump: Int = 0
     @AppStorage(iconOverrideKey) private var iconOverrideRaw: String = IconOverrideSelection.system.rawValue
     @AppStorage(canvasEnabledKey) private var canvasEnabled: Bool = true
+    @AppStorage(cameraEnabledKey) private var cameraEnabled: Bool = false
     @AppStorage(deepLinkAgentEnabledKey) private var deepLinkAgentEnabled: Bool = false
     @State private var modelsCount: Int?
     @State private var modelsLoading = false
@@ -48,6 +49,7 @@ struct DebugSettings: View {
                 self.pathsSection
                 self.quickActionsSection
                 self.canvasSection
+                self.cameraSection
                 self.experimentsSection
 
                 Spacer(minLength: 0)
@@ -571,6 +573,20 @@ struct DebugSettings: View {
         }
     }
 
+    private var cameraSection: some View {
+        GroupBox("Camera") {
+            VStack(alignment: .leading, spacing: 10) {
+                Toggle("Allow Camera (agent)", isOn: self.$cameraEnabled)
+                    .toggleStyle(.checkbox)
+                    .help("When off, camera requests return “Camera disabled by user”.")
+
+                Text("Allows Clawdis to capture a photo or short video via the built-in camera.")
+                    .font(.caption)
+                    .foregroundStyle(.secondary)
+            }
+        }
+    }
+
     private var experimentsSection: some View {
         GroupBox("Experiments") {
             Grid(alignment: .leadingFirstTextBaseline, horizontalSpacing: 14, verticalSpacing: 10) {