✨ feat(admin): 补齐工单工作台与流量日志

---
✨ feat(admin): add ticket workspace and traffic logs

admin-frontend/package.json

@@ -12,11 +12,13 @@
     "@element-plus/icons-vue": "^2.3.2",
     "axios": "^1.15.1",
     "element-plus": "^2.13.7",
+    "markdown-it": "^14.1.1",
     "pinia": "^3.0.4",
     "vue": "^3.5.32",
     "vue-router": "^5.0.4"
   },
   "devDependencies": {
+    "@types/markdown-it": "^14.1.2",
     "@types/node": "^24.12.2",
     "@vitejs/plugin-vue": "^6.0.6",
     "@vue/tsconfig": "^0.9.1",