Add ez-assistant and kerberos service folders

docker-compose/ez-assistant/apps/ios/Sources/Screen/ScreenTab.swift

@@ -0,0 +1,25 @@
+import MoltbotKit
+import SwiftUI
+
+struct ScreenTab: View {
+    @Environment(NodeAppModel.self) private var appModel
+
+    var body: some View {
+        ZStack(alignment: .top) {
+            ScreenWebView(controller: self.appModel.screen)
+                .ignoresSafeArea()
+                .overlay(alignment: .top) {
+                    if let errorText = self.appModel.screen.errorText {
+                        Text(errorText)
+                            .font(.footnote)
+                            .padding(10)
+                            .background(.thinMaterial)
+                            .clipShape(RoundedRectangle(cornerRadius: 12, style: .continuous))
+                            .padding()
+                    }
+                }
+        }
+    }
+
+    // Navigation is agent-driven; no local URL bar here.
+}