feat: add pluggable Excel analyst report guard

chat-skills.test.mjs

@@ -5,6 +5,7 @@ import {
   buildChatSkillPrompt,
   CHAT_SKILL_DEFINITIONS,
   filterChatSkills,
+  isExcelAnalysisIntent,
   isPageDataIntent,
   isPageGenerationIntent,
 } from './chat-skills.mjs';
@@ -84,6 +85,17 @@ test('buildAutoChatSkillPrefix enables web for news-like queries', () => {
   assert.equal(buildAutoChatSkillPrefix('帮我搜索今天热点新闻', ['search']), '');
 });
 
+test('buildAutoChatSkillPrefix routes an uploaded xlsx only when Excel Analyst is granted', () => {
+  const text = '帮我分析一下\n\n[文件1: sales.xlsx]: /api/mindspace/v1/assets/asset-1/download';
+  assert.match(
+    buildAutoChatSkillPrefix(text, ['excel-analyst']),
+    /excel_inspect/,
+  );
+  assert.equal(buildAutoChatSkillPrefix(text, []), '');
+  assert.equal(isExcelAnalysisIntent('请分析这份工作簿的销售趋势'), true);
+  assert.equal(isExcelAnalysisIntent('请总结这段普通文字'), false);
+});
+
 test('manifest enhanced search route is opt-in and uses the MindSearch skill prompt', () => {
   const routes = [{ skillName: 'search-enhanced', promptKey: 'search-enhanced', keywords: ['最新资料'], priority: 30 }];
   assert.match(buildAutoChatSkillPrefix('请搜索最新资料：Goose MCP', ['search-enhanced'], { skillRouterV2: true, manifestRoutes: routes }), /tkmind-search/);