fix(deps): resolve npm audit vulns — form-data 4.0.6 (high CRLF), Vite 5→8 + plugin-react 6 (esbuild dev-server moderate); bump frontend build image to node:22-alpine; mirror to export snapshot

frontend/Dockerfile

@@ -1,4 +1,4 @@
-FROM node:20-alpine AS builder
+FROM node:22-alpine AS builder
 
 WORKDIR /app
 COPY package.json ./

frontend/package.json

@@ -22,10 +22,10 @@
     "zustand": "^4.5.2"
   },
   "devDependencies": {
-    "@vitejs/plugin-react": "^4.3.1",
+    "@vitejs/plugin-react": "^6.0.3",
     "autoprefixer": "^10.4.19",
     "postcss": "^8.4.38",
     "tailwindcss": "^3.4.4",
-    "vite": "^5.2.13"
+    "vite": "^8.1.0"
   }
 }