chore: Maestro restructure, remove Marionette, add Makefile e2e commands

apps/mobile/packages/design_system/lib/src/widgets/ui_text_field.dart

@@ -11,6 +11,7 @@ class UiTextField extends StatelessWidget {
 
   const UiTextField({
     super.key,
+    this.semanticsIdentifier,
     this.label,
     this.hintText,
     this.onChanged,
@@ -29,6 +30,8 @@ class UiTextField extends StatelessWidget {
     this.onTap,
     this.validator,
   });
+  /// Optional semantics identifier for E2E testing (e.g. Maestro).
+  final String? semanticsIdentifier;
   /// The label text to display above the text field.
   final String? label;
 
@@ -90,7 +93,9 @@ class UiTextField extends StatelessWidget {
           Text(label!, style: UiTypography.body4m.textSecondary),
           const SizedBox(height: UiConstants.space1),
         ],
-        TextFormField(
+        Builder(
+          builder: (BuildContext context) {
+            final Widget field = TextFormField(
           controller: controller,
           onChanged: onChanged,
           keyboardType: keyboardType,
@@ -113,6 +118,15 @@ class UiTextField extends StatelessWidget {
                 ? Icon(suffixIcon, size: 20, color: UiColors.iconSecondary)
                 : suffix,
           ),
+        );
+            if (semanticsIdentifier != null) {
+              return Semantics(
+                identifier: semanticsIdentifier!,
+                child: field,
+              );
+            }
+            return field;
+          },
         ),
       ],
     );