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/go-cqhttp/GetGroupRootFiles.ts

@@ -0,0 +1,47 @@
+import { OneBotAction } from '@/snowcat-onebot/action/OneBotAction';
+import { ActionName } from '@/snowcat-onebot/action/router';
+import { OB11Construct } from '@/snowcat-onebot/helper/data';
+import { Static, Type } from '@sinclair/typebox';
+import { GoCQHTTPActionsExamples } from '../example/GoCQHTTPActionsExamples';
+
+const PayloadSchema = Type.Object({
+  group_id: Type.String({ description: '群号' }),
+  file_count: Type.Union([Type.Number(), Type.String()], { default: 50, description: '文件数量' }),
+});
+
+type PayloadType = Static<typeof PayloadSchema>;
+
+const ReturnSchema = Type.Object({
+  files: Type.Array(Type.Any(), { description: '文件列表' }),
+  folders: Type.Array(Type.Any(), { description: '文件夹列表' }),
+}, { description: '群根目录文件列表' });
+
+type ReturnType = Static<typeof ReturnSchema>;
+
+export class GetGroupRootFiles extends OneBotAction<PayloadType, ReturnType> {
+  override actionName = ActionName.GoCQHTTP_GetGroupRootFiles;
+  override payloadSchema = PayloadSchema;
+  override returnSchema = ReturnSchema;
+  override actionSummary = '获取群根目录文件列表';
+  override actionDescription = '获取群文件根目录下的所有文件和文件夹';
+  override actionTags = ['Go-CQHTTP'];
+  override payloadExample = GoCQHTTPActionsExamples.GetGroupRootFiles.payload;
+  override returnExample = GoCQHTTPActionsExamples.GetGroupRootFiles.response;
+
+  async _handle (payload: PayloadType) {
+    const ret = await this.core.apis.MsgApi.getGroupFileList(payload.group_id.toString(), {
+      sortType: 1,
+      fileCount: +payload.file_count,
+      startIndex: 0,
+      sortOrder: 2,
+      showOnlinedocFolder: 0,
+    });
+
+    return {
+      files: ret.filter(item => item.fileInfo)
+        .map(item => OB11Construct.file(item.peerId, item.fileInfo!)),
+      folders: ret.filter(item => item.folderInfo)
+        .map(item => OB11Construct.folder(item.peerId, item.folderInfo!)),
+    };
+  }
+}