diff --git a/README.md b/README.md
index ae59353..f20ef2a 100644
--- a/README.md
+++ b/README.md
@@ -25,6 +25,8 @@ PicImpact
 | DATABASE_URL | Postgre 数据库 url，如：postgres://账号:密码@aws-0-ap-northeast-1.pooler.supabase.com:5432/postgres |
 | AUTH_SECRET  | 权限机密，你可以执行 npx auth secret 生成一个，反正是随机的字符串就行                                               |
 
+默认账号：`admin@qq.com`，默认密码：`666666`，**登录后请先去设置里面修改密码！**
+
 > 部署就是这么简单，只需要您准备一个干净的数据库就行！
 > 
 > 不过，不支持 ALL Edge 运行时，毕竟 Vercel 就只给了 Edge 100M 内存，太小了...当然，Node.js 运行时是完美支持的~
diff --git a/instrumentation.ts b/instrumentation.ts
index 2accae6..4ff9946 100644
--- a/instrumentation.ts
+++ b/instrumentation.ts
@@ -7,7 +7,14 @@ export async function register() {
     }
     const prisma = new PrismaClient()
     if (prisma) {
+      const cuidModule = await import('cuid')
+      const cuid = cuidModule.default
       await prisma.$transaction(async (tx) => {
+        await tx.$executeRaw`
+          INSERT INTO "public"."User" (id, name, email, password, image)
+            VALUES (${cuid()}, 'admin', 'admin@qq.com', '51630b15b0cec2da9926af7015db33b7809f9d24959a0d48665b83e9d19216cd5601d08a622a8b2c48709d5bbb62eef6ae76addce5d18703b28965eef62d491b', 'https://bbs-static.miyoushe.com/communityweb/upload/97734c89374997c7c87d5af5f7442171.png')
+          ON CONFLICT (name) DO NOTHING;
+        `
         await tx.configs.createMany({
           data: [
             { config_key: 'accesskey_id', config_value: '', detail: '阿里 OSS / AWS S3 AccessKey_ID' },
diff --git a/package.json b/package.json
index 25084be..82aa0c1 100644
--- a/package.json
+++ b/package.json
@@ -30,6 +30,7 @@
     "class-variance-authority": "^0.7.0",
     "clsx": "^2.1.1",
     "crypto-js": "^4.2.0",
+    "cuid": "^3.0.0",
     "dayjs": "^1.11.11",
     "exifreader": "^4.22.1",
     "framer-motion": "^11.1.7",
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index 1ea759c..ad96dd4 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -47,6 +47,9 @@ dependencies:
   crypto-js:
     specifier: ^4.2.0
     version: 4.2.0
+  cuid:
+    specifier: ^3.0.0
+    version: 3.0.0
   dayjs:
     specifier: ^1.11.11
     version: 1.11.11
@@ -5830,6 +5833,11 @@ packages:
   /csstype@3.1.3:
     resolution: {integrity: sha512-M1uQkMl8rQK/szD0LNhtqxIPLpimGm8sOBwU7lLnCpSbTyY3yeU1Vc7l4KT5zT4s/yOxHH5O7tIuuLOCnLADRw==}
 
+  /cuid@3.0.0:
+    resolution: {integrity: sha512-WZYYkHdIDnaxdeP8Misq3Lah5vFjJwGuItJuV+tvMafosMzw0nF297T7mrm8IOWiPJkV6gc7sa8pzx27+w25Zg==}
+    deprecated: Cuid and other k-sortable and non-cryptographic ids (Ulid, ObjectId, KSUID, all UUIDs) are all insecure. Use @paralleldrive/cuid2 instead.
+    dev: false
+
   /damerau-levenshtein@1.0.8:
     resolution: {integrity: sha512-sdQSFB7+llfUcQHUQO3+B8ERRj0Oa4w9POWMI/puGtuf7gFywGmkaLCElnudfTiKZV+NvHqL0ifzdrI8Ro7ESA==}
     dev: true
diff --git a/prisma/migrations/20240505050304_v2/migration.sql b/prisma/migrations/20240505050304_v2/migration.sql
new file mode 100644
index 0000000..e083f15
--- /dev/null
+++ b/prisma/migrations/20240505050304_v2/migration.sql
@@ -0,0 +1,8 @@
+/*
+  Warnings:
+
+  - A unique constraint covering the columns `[name]` on the table `User` will be added. If there are existing duplicate values, this will fail.
+
+*/
+-- CreateIndex
+CREATE UNIQUE INDEX "User_name_key" ON "User"("name");
diff --git a/prisma/schema.prisma b/prisma/schema.prisma
index 1bf76b0..6609dae 100644
--- a/prisma/schema.prisma
+++ b/prisma/schema.prisma
@@ -36,7 +36,7 @@ model Session {
 
 model User {
   id            String    @id @default(cuid())
-  name          String?
+  name          String?   @unique
   email         String?   @unique
   password      String?
   emailVerified DateTime?