feat: 前端界面

frontend/src/utils/jwt.ts

@@ -13,12 +13,19 @@ function base64UrlToBase64(input: string) {
   return pad === 0 ? base64 : base64 + '='.repeat(4 - pad)
 }
 
+function base64ToUtf8String(base64: string) {
+  const binary = atob(base64)
+  const bytes = new Uint8Array(binary.length)
+  for (let i = 0; i < binary.length; i += 1) bytes[i] = binary.charCodeAt(i)
+  return new TextDecoder().decode(bytes)
+}
+
 export function decodeJwtPayload(token: string): JwtPayload | null {
   const [, payload] = token.split('.')
   if (!payload) return null
 
   try {
-    const json = atob(base64UrlToBase64(payload))
+    const json = base64ToUtf8String(base64UrlToBase64(payload))
     const parsed = JSON.parse(json)
     if (!parsed || typeof parsed !== 'object') return null
     return parsed as JwtPayload