feat(admin): knowledge iteration + ragflow ingestion views

新增 KnowledgeIteration/RagflowIngestion 视图; api/troubleshooting/admin store 适配; 锁定 pnpm-lock.yaml。

frontend-admin/package.json

@@ -4,7 +4,10 @@
   "private": true,
   "type": "module",
   "description": "企微智能IT支持服务台 - 管理后台前端",
-  "engines": { "node": ">=20.0.0 <21.0.0", "pnpm": ">=9.0.0" },
+  "engines": {
+    "node": ">=20.0.0 <21.0.0",
+    "pnpm": ">=9.0.0"
+  },
   "packageManager": "pnpm@9.15.0",
   "scripts": {
     "dev": "vite",
@@ -20,6 +23,7 @@
     "@element-plus/icons-vue": "^2.3.0",
     "axios": "^1.7.0",
     "codemirror": "^6.0.1",
+    "echarts": "^5.6.0",
     "element-plus": "^2.7.0",
     "pinia": "^2.1.0",
     "vue": "^3.4.0",