add auth, format

lib/shared/widgets/vietnamese_phone_field.dart

@@ -6,9 +6,9 @@ library;
 
 import 'package:flutter/material.dart';
 import 'package:flutter/services.dart';
-import '../../core/utils/validators.dart';
-import '../../core/utils/formatters.dart';
-import '../../core/constants/ui_constants.dart';
+import 'package:worker/core/constants/ui_constants.dart';
+import 'package:worker/core/utils/formatters.dart';
+import 'package:worker/core/utils/validators.dart';
 
 /// Phone number input field with Vietnamese formatting
 class VietnamesePhoneField extends StatefulWidget {
@@ -89,15 +89,15 @@ class _VietnamesePhoneFieldState extends State<VietnamesePhoneField> {
       decoration: InputDecoration(
         labelText: widget.labelText ?? 'Số điện thoại',
         hintText: widget.hintText ?? '0xxx xxx xxx',
-        prefixIcon: widget.prefixIcon ??
-            const Icon(Icons.phone),
+        prefixIcon: widget.prefixIcon ?? const Icon(Icons.phone),
         suffixIcon: widget.suffixIcon,
         border: OutlineInputBorder(
           borderRadius: BorderRadius.circular(InputFieldSpecs.borderRadius),
         ),
         contentPadding: InputFieldSpecs.contentPadding,
       ),
-      validator: widget.validator ??
+      validator:
+          widget.validator ??
           (widget.required ? Validators.phone : Validators.phoneOptional),
       onChanged: widget.onChanged,
       onFieldSubmitted: widget.onSubmitted,