tab edit initial

app/lib/core/routing/routes.browser.dart

@@ -136,10 +136,16 @@ class SearchRoute extends GoRouteData with $SearchRoute {
 
   final bool launchedFromIntent;
 
+  /// When provided, the search screen will load URLs into this existing tab
+  /// instead of creating a new tab. This also changes the UI to show
+  /// site-specific bangs instead of the tab type selector.
+  final String? tabId;
+
   const SearchRoute({
     required this.tabType,
     this.searchText = SearchRoute.emptySearchText,
     this.launchedFromIntent = false,
+    this.tabId,
   });
 
   @override
@@ -150,6 +156,7 @@ class SearchRoute extends GoRouteData with $SearchRoute {
           ? null
           : searchText,
       launchedFromIntent: launchedFromIntent,
+      tabId: tabId,
     );
   }
 }

app/lib/core/routing/routes.g.dart

@@ -637,6 +637,7 @@ mixin $SearchRoute on GoRouteData {
           _$boolConverter,
         ) ??
         false,
+    tabId: state.uri.queryParameters['tab-id'],
   );
 
   SearchRoute get _self => this as SearchRoute;
@@ -647,6 +648,7 @@ mixin $SearchRoute on GoRouteData {
     queryParams: {
       if (_self.launchedFromIntent != false)
         'launched-from-intent': _self.launchedFromIntent.toString(),
+      if (_self.tabId != null) 'tab-id': _self.tabId,
     },
   );