SnowCat 雪猫底层全源码：NapCat 4.18.28 底座 + SnowLuma 能力移植 + V8 通道适配 9.9.37

26 包 monorepo（TS 全源码）：
- snowcat-core: NT 内核 API 封装 + listener（含 9.9.37 六回调适配）+ Packet 发包
- snowcat-onebot: OneBot v11 全动作 + MCP Streamable HTTP 适配器 + 稳定线
- snowcat-webui-frontend/backend: 雪猫控制台（React+HeroUI）
- snowcat-shell: 单文件 bundle 出口（vite inlineDynamicImports）
- snowcat-native: napi2native / MoeHoo / ffmpeg / pty 运行时
- 56 项 SnowLuma 独门动作移植（qzone 全家桶/群相册/装扮/闪照/收藏）
- 工具件: 解包器/启动器/便携制作器/doctor

GitHub 关联已全量指向 DandanLLab/SnowCatQQ

packages/snowcat-onebot/action/group/SetGroupAddRequest.ts

@@ -0,0 +1,66 @@
+import { OneBotAction } from '@/snowcat-onebot/action/OneBotAction';
+import { GroupNotify, NTGroupRequestOperateTypes } from 'snowcat-core/types';
+import { ActionName } from '@/snowcat-onebot/action/router';
+import { Static, Type } from '@sinclair/typebox';
+
+import { GroupActionsExamples } from '../example/GroupActionsExamples';
+
+const PayloadSchema = Type.Object({
+  flag: Type.String({ description: '请求flag' }),
+  approve: Type.Optional(Type.Union([Type.Boolean(), Type.String()], { description: '是否同意' })),
+  reason: Type.Optional(Type.Union([Type.String({ default: ' ' }), Type.Null()], { description: '拒绝理由' })),
+  count: Type.Optional(Type.Number({ default: 100, description: '搜索通知数量' })),
+});
+
+type PayloadType = Static<typeof PayloadSchema>;
+
+const ReturnSchema = Type.Null({ description: '操作结果' });
+
+type ReturnType = Static<typeof ReturnSchema>;
+
+export default class SetGroupAddRequest extends OneBotAction<PayloadType, ReturnType> {
+  override actionName = ActionName.SetGroupAddRequest;
+  override payloadSchema = PayloadSchema;
+  override returnSchema = ReturnSchema;
+  override actionSummary = '处理加群请求';
+  override actionDescription = '同意或拒绝加群请求或邀请';
+  override actionTags = ['群组接口'];
+  override payloadExample = GroupActionsExamples.SetGroupAddRequest.payload;
+  override returnExample = GroupActionsExamples.SetGroupAddRequest.response;
+
+  async _handle (payload: PayloadType): Promise<null> {
+    const flag = payload.flag.toString();
+    const approve = payload.approve?.toString() !== 'false';
+    const reason = payload.reason ?? ' ';
+    const count = payload.count;
+    const invite_notify = this.obContext.apis.MsgApi.notifyGroupInvite.get(flag);
+    const { doubt, notify } = invite_notify
+      ? {
+        doubt: false,
+        notify: invite_notify,
+      }
+      : await this.findNotify(flag, count);
+    if (!notify) {
+      throw new Error('No such request');
+    }
+    await this.core.apis.GroupApi.handleGroupRequest(
+      doubt,
+      notify,
+      approve ? NTGroupRequestOperateTypes.KAGREE : NTGroupRequestOperateTypes.KREFUSE,
+      reason
+    );
+    return null;
+  }
+
+  private async findNotify (flag: string, count: number = 100): Promise<{
+    doubt: boolean,
+    notify: GroupNotify | undefined;
+  }> {
+    let notify = (await this.core.apis.GroupApi.getSingleScreenNotifies(false, count)).find(e => e.seq === flag);
+    if (!notify) {
+      notify = (await this.core.apis.GroupApi.getSingleScreenNotifies(true, count)).find(e => e.seq === flag);
+      return { doubt: true, notify };
+    }
+    return { doubt: false, notify };
+  }
+}