Add TKMind platform extensions, H5/MindSpace stack, and deployment tooling.

Fork goose with custom MCP widgets, platform extensions (aider, git, web, search),
MindSpace H5 backend/frontend, Plaza/Ops UIs, and deploy scripts for tkmind.cn.

Co-authored-by: Cursor <cursoragent@cursor.com>

ui/h5/mindspace-asset-preview.test.mjs

@@ -0,0 +1,55 @@
+import assert from 'node:assert/strict';
+import fs from 'node:fs/promises';
+import os from 'node:os';
+import path from 'node:path';
+import test from 'node:test';
+import { canPreviewAsset, renderAssetPreviewHtml } from './mindspace-asset-preview.mjs';
+
+test('canPreviewAsset covers common workspace file types', () => {
+  assert.equal(canPreviewAsset('text/html'), true);
+  assert.equal(canPreviewAsset('application/pdf'), true);
+  assert.equal(
+    canPreviewAsset('application/vnd.openxmlformats-officedocument.wordprocessingml.document'),
+    true,
+  );
+  assert.equal(canPreviewAsset('application/vnd.ms-excel'), false);
+});
+
+test('renderAssetPreviewHtml renders csv as table', () => {
+  const html = renderAssetPreviewHtml({
+    asset: {
+      displayName: '导出',
+      filename: 'export.csv',
+      mimeType: 'text/csv',
+    },
+    buffer: Buffer.from('name,value\nfoo,1\nbar,2\n'),
+    downloadUrl: '/api/mindspace/v1/assets/a/download?inline=1',
+  });
+  assert.match(html, /<table>/);
+  assert.match(html, /foo/);
+  assert.match(html, /下载原文件/);
+});
+
+test('renderAssetPreviewHtml extracts docx text', async () => {
+  const docPath = path.join(
+    process.cwd(),
+    'MindSpace/john/oa/端午感怀.docx',
+  );
+  let buffer;
+  try {
+    buffer = await fs.readFile(docPath);
+  } catch {
+    return;
+  }
+  const html = renderAssetPreviewHtml({
+    asset: {
+      displayName: '端午感怀',
+      filename: '端午感怀.docx',
+      mimeType: 'application/vnd.openxmlformats-officedocument.wordprocessingml.document',
+    },
+    buffer,
+    downloadUrl: '/api/mindspace/v1/assets/a/download?inline=1',
+  });
+  assert.match(html, /端午/);
+  assert.match(html, /docx-preview/);
+});