fix activeId provider

- read -> watch
- added length back

lib/screens/home_page/editor_pane/details_card/request_pane/request_headers.dart

@@ -33,7 +33,9 @@ class EditRequestHeadersState extends ConsumerState<EditRequestHeaders> {
 
   @override
   Widget build(BuildContext context) {
-    final activeId = ref.read(activeIdStateProvider);
+    final activeId = ref.watch(activeIdStateProvider);
+    final length = ref.watch(activeRequestModelProvider
+        .select((value) => value?.requestHeaders?.length));
     var rH = ref.read(activeRequestModelProvider)?.requestHeaders;
     rows = (rH == null || rH.isEmpty)
         ? [

lib/widgets/headerfield.dart

@@ -55,9 +55,7 @@ class _HeaderFieldState extends State<HeaderField> {
       suggestionsCallback: headerSuggestionCallback,
       suggestionsBoxDecoration: suggestionBoxDecorations(context),
       textFieldConfiguration: TextFieldConfiguration(
-        onChanged: (s) {
-          widget.onChanged?.call(s);
-        },
+        onChanged: widget.onChanged,
         controller: controller,
         style: kCodeStyle.copyWith(
           color: colorScheme.onSurface,