third commit

lib/presentation/customer/widgets/customer_capture_sheet.dart

@@ -78,12 +78,13 @@ class _CustomerCaptureSheetState
     Navigator.of(context).pop();
   }
 
+  /// Saves with whatever was given. Both fields are optional: a bare number
+  /// is still worth keeping, because it is what the WhatsApp bill is sent to.
   Future<void> _quickRegister() async {
-    final name = _name.text.trim();
-    if (name.length < 2) {
-      setState(() => _error = 'Enter a name to save this customer');
-      return;
-    }
+    final typed = _name.text.trim();
+    final name = typed.isEmpty
+        ? 'Customer ${_digits.substring(_digits.length - 4)}'
+        : typed;
 
     setState(() {
       _saving = true;
@@ -320,8 +321,11 @@ class _CustomerCaptureSheetState
         _message(
           Icons.dialpad_rounded,
           AppColors.textTertiary,
-          'Key in a 10-digit mobile number. The lookup runs automatically.',
+          'Key in a 10-digit mobile number — the lookup runs automatically. '
+          'Both fields are optional.',
         ),
+        const SizedBox(height: AppSpacing.lg),
+        _nameField(),
         if (recent.isNotEmpty) ...[
           const SizedBox(height: AppSpacing.xl),
           const Align(
@@ -466,22 +470,11 @@ class _CustomerCaptureSheetState
           _message(
             Icons.person_search_rounded,
             AppColors.warning,
-            'Not registered yet. Add a name to save them, or carry on '
-            'without.',
+            'New number. Add a name if you have it — the bill can be sent to '
+            'this number on WhatsApp either way.',
           ),
           const SizedBox(height: AppSpacing.lg),
-          TextField(
-            controller: _name,
-            textCapitalization: TextCapitalization.words,
-            enabled: !_saving,
-            onSubmitted: (_) => _quickRegister(),
-            inputFormatters: [LengthLimitingTextInputFormatter(60)],
-            decoration: const InputDecoration(
-              labelText: 'Customer name',
-              hintText: 'Full name',
-              prefixIcon: Icon(Icons.person_outline_rounded),
-            ),
-          ),
+          _nameField(),
           if (_error != null) ...[
             const SizedBox(height: AppSpacing.sm),
             Text(
@@ -506,6 +499,19 @@ class _CustomerCaptureSheetState
         ],
       );
 
+  Widget _nameField() => TextField(
+        controller: _name,
+        textCapitalization: TextCapitalization.words,
+        enabled: !_saving,
+        onSubmitted: (_) => _quickRegister(),
+        inputFormatters: [LengthLimitingTextInputFormatter(60)],
+        decoration: const InputDecoration(
+          labelText: 'Customer name',
+          hintText: 'Optional',
+          prefixIcon: Icon(Icons.person_outline_rounded),
+        ),
+      );
+
   Widget _miniStat(String value, String label) => Column(
         crossAxisAlignment: CrossAxisAlignment.start,
         mainAxisSize: MainAxisSize.min,