⚡ Fix post list ui jank

lib/widgets/feed/feed_list.dart

@@ -1,46 +0,0 @@
-import 'package:flutter/material.dart';
-import 'package:infinite_scroll_pagination/infinite_scroll_pagination.dart';
-import 'package:solian/models/post.dart';
-import 'package:solian/widgets/posts/post_list.dart';
-
-class FeedListWidget extends StatelessWidget {
-  final bool isShowEmbed;
-  final bool isClickable;
-  final bool isNestedClickable;
-  final bool isPinned;
-  final PagingController<int, Post> controller;
-
-  const FeedListWidget({
-    super.key,
-    required this.controller,
-    this.isShowEmbed = true,
-    this.isClickable = true,
-    this.isNestedClickable = true,
-    this.isPinned = true,
-  });
-
-  @override
-  Widget build(BuildContext context) {
-    return PagedSliverList<int, Post>.separated(
-      addRepaintBoundaries: true,
-      pagingController: controller,
-      builderDelegate: PagedChildBuilderDelegate<Post>(
-        itemBuilder: (context, item, index) {
-          if (item.pinnedAt != null && !isPinned) {
-            return const SizedBox();
-          }
-          return PostListEntryWidget(
-            isShowEmbed: isShowEmbed,
-            isNestedClickable: isNestedClickable,
-            isClickable: isClickable,
-            item: item,
-            onUpdate: () {
-              controller.refresh();
-            },
-          );
-        },
-      ),
-      separatorBuilder: (_, __) => const Divider(thickness: 0.3, height: 0.3),
-    );
-  }
-}