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/SetGroupMemberInvitePolicy.ts

@@ -0,0 +1,41 @@
+import { OneBotAction } from '@/snowcat-onebot/action/OneBotAction';
+import { ActionName } from '@/snowcat-onebot/action/router';
+import { Static, Type } from '@sinclair/typebox';
+
+import { GroupActionsExamples } from '../example/GroupActionsExamples';
+import { assertGroupManagementResults } from './GroupOperationHelpers';
+
+const MemberInvitePolicySchema = Type.Union([
+  Type.Literal('disabled'),
+  Type.Literal('require_approval'),
+  Type.Literal('no_approval'),
+  Type.Literal('no_approval_under_100'),
+], {
+  description: '成员邀请策略：禁止、需要管理员审核、无需审核、群成员少于100人时无需审核',
+});
+
+const PayloadSchema = Type.Object({
+  group_id: Type.String({ description: '群号' }),
+  policy: MemberInvitePolicySchema,
+});
+type PayloadType = Static<typeof PayloadSchema>;
+
+const ReturnSchema = Type.Null({ description: '操作结果' });
+type ReturnType = Static<typeof ReturnSchema>;
+
+export default class SetGroupMemberInvitePolicy extends OneBotAction<PayloadType, ReturnType> {
+  override actionName = ActionName.SetGroupMemberInvitePolicy;
+  override payloadSchema = PayloadSchema;
+  override returnSchema = ReturnSchema;
+  override actionSummary = '设置群成员邀请策略';
+  override actionDescription = '设置是否允许群成员邀请好友进群，以及邀请是否需要管理员审核';
+  override actionTags = ['群组接口'];
+  override payloadExample = GroupActionsExamples.SetGroupMemberInvitePolicy.payload;
+  override returnExample = GroupActionsExamples.SetGroupMemberInvitePolicy.response;
+
+  async _handle (payload: PayloadType): Promise<ReturnType> {
+    const results = await this.core.apis.GroupApi.setGroupMemberInvitePolicy(payload.group_id, payload.policy);
+    assertGroupManagementResults('设置群成员邀请策略', results);
+    return null;
+  }
+}