diff --git a/client/src/features/auth-oauth/__tests__/OAuthButtons.test.tsx b/client/src/features/auth-oauth/__tests__/OAuthButtons.test.tsx
index 3ebb11f..d095761 100644
--- a/client/src/features/auth-oauth/__tests__/OAuthButtons.test.tsx
+++ b/client/src/features/auth-oauth/__tests__/OAuthButtons.test.tsx
@@ -1,5 +1,5 @@
-import { describe, it, expect } from 'vitest'
 import { render, screen } from '@testing-library/react'
+import { describe, it, expect } from 'vitest'
 import { OAuthButtons } from '../ui/OAuthButtons'
 
 describe('OAuthButtons', () => {
diff --git a/client/src/features/auth-oauth/ui/OAuthButtons.tsx b/client/src/features/auth-oauth/ui/OAuthButtons.tsx
index 0ba4be5..18ccc53 100644
--- a/client/src/features/auth-oauth/ui/OAuthButtons.tsx
+++ b/client/src/features/auth-oauth/ui/OAuthButtons.tsx
@@ -4,7 +4,7 @@ import { getOAuthUrl, oauthProviders } from '../lib/oauth-providers'
 
 export function OAuthButtons() {
   return (
-    <Stack direction="row" spacing={1} justifyContent="center">
+    <Stack direction="row" spacing={1} sx={{ justifyContent: 'center' }}>
       {oauthProviders.map((p) => (
         <Button
           key={p.id}
diff --git a/server/prisma/prisma/dev.db b/server/prisma/prisma/dev.db
index e72aaa9..0e2e2b2 100644
Binary files a/server/prisma/prisma/dev.db and b/server/prisma/prisma/dev.db differ
diff --git a/server/src/routes/auth.js b/server/src/routes/auth.js
index db286d7..385371f 100644
--- a/server/src/routes/auth.js
+++ b/server/src/routes/auth.js
@@ -122,7 +122,8 @@ export async function registerAuthRoutes(fastify) {
     const phoneRaw = request.body?.phone
     const phone = phoneRaw === null || phoneRaw === undefined ? null : String(phoneRaw).trim()
 
-    if (displayName !== null && displayName.length > 40) return reply.code(400).send({ error: 'Имя/ник максимум 40 символов' })
+    if (displayName !== null && displayName.length > 40)
+      return reply.code(400).send({ error: 'Имя/ник максимум 40 символов' })
     if (phone !== null) {
       const compact = phone.replace(/[\s()-]/g, '')
       if (compact.length > 20) return reply.code(400).send({ error: 'Телефон слишком длинный' })