增强 SSH/SFTP 稳定性并完善安全校验与前端交互

frontend/package.json

@@ -16,15 +16,16 @@
     "pinia": "^3.0.4",
     "vue": "^3.5.24",
     "vue-router": "^5.0.2",
+    "vue-toast-notification": "^3.1.3",
     "xterm": "^5.3.0"
   },
   "devDependencies": {
     "@types/node": "^24.10.1",
+    "@vitejs/plugin-vue": "^6.0.1",
+    "@vue/tsconfig": "^0.8.1",
     "autoprefixer": "^10.4.20",
     "postcss": "^8.4.47",
     "tailwindcss": "^3.4.14",
-    "@vitejs/plugin-vue": "^6.0.1",
-    "@vue/tsconfig": "^0.8.1",
     "typescript": "~5.9.3",
     "vite": "^7.2.4",
     "vue-tsc": "^3.1.4"