more proactive vlm agent features

LockInBro/ContentView.swift

@@ -35,30 +35,40 @@ struct ContentView: View {
     private var mainContent: some View {
         NavigationSplitView {
             // Sidebar
-            List(AppTab.allCases, id: \.self, selection: $selectedTab) { tab in
-                Label(tab.rawValue, systemImage: tab.systemImage)
-                    .badge(tab == .focusSession && session.isSessionActive ? "●" : nil)
-            }
-            .navigationSplitViewColumnWidth(min: 160, ideal: 180)
-            .navigationTitle("LockInBro")
-            .toolbar {
-                ToolbarItem {
+            VStack(spacing: 0) {
+                List(AppTab.allCases, id: \.self, selection: $selectedTab) { tab in
+                    Label(tab.rawValue, systemImage: tab.systemImage)
+                        .badge(tab == .focusSession && session.isSessionActive ? "●" : nil)
+                }
+
+                Divider()
+
+                HStack {
                     Button {
                         showingSettings = true
                     } label: {
-                        Image(systemName: "gear")
+                        Label("Settings", systemImage: "gear")
+                            .font(.subheadline)
                     }
-                    .help("Settings")
-                }
-                ToolbarItem {
+                    .buttonStyle(.plain)
+                    .foregroundStyle(.secondary)
+
+                    Spacer()
+
                     Button {
                         auth.logout()
                     } label: {
                         Image(systemName: "rectangle.portrait.and.arrow.right")
                     }
+                    .buttonStyle(.plain)
+                    .foregroundStyle(.secondary)
                     .help("Sign out")
                 }
+                .padding(.horizontal, 12)
+                .padding(.vertical, 10)
             }
+            .navigationSplitViewColumnWidth(min: 160, ideal: 180)
+            .navigationTitle("LockInBro")
             .sheet(isPresented: $showingSettings) {
                 SettingsSheet(geminiApiKey: $geminiApiKey)
             }