完成了机柜可视化功能，鼠标悬停显示设备信息

backend/package-lock.json

@@ -15,7 +15,8 @@
         "express-fileupload": "^1.5.2",
         "iconv-lite": "^0.6.3",
         "sequelize": "^6.32.1",
-        "sqlite3": "^5.1.6"
+        "sqlite3": "^5.1.6",
+        "three": "^0.182.0"
       },
       "devDependencies": {
         "nodemon": "^3.0.1"
@@ -2730,6 +2731,12 @@
         "node": ">=8"
       }
     },
+    "node_modules/three": {
+      "version": "0.182.0",
+      "resolved": "https://registry.npmjs.org/three/-/three-0.182.0.tgz",
+      "integrity": "sha512-GbHabT+Irv+ihI1/f5kIIsZ+Ef9Sl5A1Y7imvS5RQjWgtTPfPnZ43JmlYI7NtCRDK9zir20lQpfg8/9Yd02OvQ==",
+      "license": "MIT"
+    },
     "node_modules/to-regex-range": {
       "version": "5.0.1",
       "resolved": "https://registry.npmjs.org/to-regex-range/-/to-regex-range-5.0.1.tgz",