feat(player): 点赞与评论改为按集

lib/core/data/repositories/comment_repository.dart

@@ -8,13 +8,14 @@ abstract interface class CommentRepository {
   /// 拉取评论或回复的分页。
   Future<CommentPage> page({
     required String dramaId,
+    String? episodeId,
     String? rootId,
     String? cursor,
     int size = commentPageSize,
   });
 
   /// 查询单部剧的有效评论总数。
-  Future<int> count(String dramaId);
+  Future<int> count(String dramaId, {String? episodeId});
 
   /// 发表评论或回复。
   Future<DramaComment> publish({
@@ -37,18 +38,21 @@ class HttpCommentRepository implements CommentRepository {
   @override
   Future<CommentPage> page({
     required String dramaId,
+    String? episodeId,
     String? rootId,
     String? cursor,
     int size = commentPageSize,
   }) => _api.page(
     dramaId: dramaId,
+    episodeId: episodeId,
     rootId: rootId,
     cursor: cursor,
     size: size,
   );
 
   @override
-  Future<int> count(String dramaId) => _api.count(dramaId);
+  Future<int> count(String dramaId, {String? episodeId}) =>
+      _api.count(dramaId, episodeId: episodeId);
 
   @override
   Future<DramaComment> publish({