fix(flutter): 移除搜索框识剧入口

lib/pages/discover/discover_view.dart

@@ -106,7 +106,6 @@ class _DiscoverPageState extends State<DiscoverPage> {
             focusNode: logic.searchFocus,
             onChanged: (_) => logic.onSearchChanged(),
             loading: logic.searchLoading,
-            onIdentify: () => _showComingSoon(l10n),
           ),
           Expanded(child: _feed(l10n, categories)),
           if (!embedded) _bottomNav(l10n),

lib/pages/discover/widgets/discover_header.dart

@@ -13,14 +13,12 @@ class DiscoverHeader extends StatelessWidget {
     required this.focusNode,
     required this.onChanged,
     required this.loading,
-    required this.onIdentify,
   });
 
   final TextEditingController controller;
   final FocusNode focusNode;
   final ValueChanged<String> onChanged;
   final bool loading;
-  final VoidCallback onIdentify;
 
   @override
   Widget build(BuildContext context) {
@@ -32,7 +30,6 @@ class DiscoverHeader extends StatelessWidget {
           focusNode: focusNode,
           onChanged: onChanged,
           loading: loading,
-          onIdentify: onIdentify,
         ),
       ),
     );

lib/pages/discover/widgets/discover_search_field.dart

@@ -3,13 +3,12 @@
 import 'package:flutter/material.dart';
 
 import '../../../core/theme/app_colors.dart';
-import '../../../core/theme/app_dimens.dart';
 import '../../../l10n/app_localizations.dart';
 
 const double _searchHeight = 40;
 const double _searchRadius = 18;
 
-/// 剧场顶部搜索框：右侧内嵌「识剧」入口。
+/// 剧场顶部整行搜索框。
 class DiscoverSearchField extends StatelessWidget {
   const DiscoverSearchField({
     super.key,
@@ -17,7 +16,6 @@ class DiscoverSearchField extends StatelessWidget {
     required this.focusNode,
     required this.onChanged,
     required this.loading,
-    required this.onIdentify,
     this.horizontalPadding = 14,
   });
 
@@ -25,7 +23,6 @@ class DiscoverSearchField extends StatelessWidget {
   final FocusNode focusNode;
   final ValueChanged<String> onChanged;
   final bool loading;
-  final VoidCallback onIdentify;
   final double horizontalPadding;
 
   @override
@@ -53,17 +50,14 @@ class DiscoverSearchField extends StatelessWidget {
               color: AppColors.subtle,
               size: 17,
             ),
-            suffixIcon: Padding(
-              padding: const EdgeInsets.only(right: 6),
-              child: loading
-                  ? const SizedBox.square(
-                      dimension: 18,
-                      child: Center(
-                        child: CircularProgressIndicator(strokeWidth: 2),
-                      ),
-                    )
-                  : _identifyPill(context),
-            ),
+            suffixIcon: loading
+                ? const SizedBox.square(
+                    dimension: 18,
+                    child: Center(
+                      child: CircularProgressIndicator(strokeWidth: 2),
+                    ),
+                  )
+                : null,
             suffixIconConstraints: const BoxConstraints(
               minWidth: 0,
               minHeight: 0,
@@ -82,38 +76,4 @@ class DiscoverSearchField extends StatelessWidget {
       ),
     );
   }
-
-  Widget _identifyPill(BuildContext context) {
-    final l10n = AppLocalizations.of(context)!;
-    return Padding(
-      padding: const EdgeInsets.symmetric(vertical: 7),
-      child: Material(
-        color: AppColors.raised,
-        borderRadius: BorderRadius.circular(AppDimens.pillRadius),
-        child: InkWell(
-          key: const Key('discover-identify'),
-          onTap: onIdentify,
-          borderRadius: BorderRadius.circular(AppDimens.pillRadius),
-          child: Padding(
-            padding: const EdgeInsets.symmetric(horizontal: 8),
-            child: Row(
-              mainAxisSize: MainAxisSize.min,
-              children: [
-                const Icon(
-                  Icons.center_focus_weak_rounded,
-                  color: AppColors.muted,
-                  size: 14,
-                ),
-                const SizedBox(width: 4),
-                Text(
-                  l10n.identifyDrama,
-                  style: const TextStyle(color: AppColors.muted, fontSize: 12),
-                ),
-              ],
-            ),
-          ),
-        ),
-      ),
-    );
-  }
 }