feat: add reactiongroups in MessageResponse (#1278)

Signed-off-by: Federico Guerinoni <guerinoni.federico@gmail.com>

Author: guerinoni

src/types.ts

@@ -627,6 +627,7 @@ export type MessageResponse<
 export type MessageResponseBase<
   StreamChatGenerics extends ExtendableGenerics = DefaultGenerics
 > = MessageBase<StreamChatGenerics> & {
+  reaction_groups: Record<string, ReactionGroupResponse>;
   type: MessageLabel;
   args?: string;
   before_message_send_failed?: boolean;
@@ -658,6 +659,13 @@ export type MessageResponseBase<
   updated_at?: string;
 };
 
+export type ReactionGroupResponse = {
+  count: number;
+  sum_scores: number;
+  first_reaction_at?: string;
+  last_reaction_at?: string;
+};
+
 export type ModerationDetailsResponse = {
   action: 'MESSAGE_RESPONSE_ACTION_BOUNCE' | (string & {});
   error_msg: string;