fix: update Prisma client configuration and test files for Prisma 7.x compatibility

src/__tests__/e2e/account-acceptance-api.test.ts

@@ -8,9 +8,7 @@
  */
 
 import { test, expect } from '@playwright/test';
-import { PrismaClient } from '@prisma/client';
-
-const prisma = new PrismaClient();
+import { prisma } from '@/lib/prisma';
 
 // Generate unique test account credentials
 function getTestCredentials() {

src/__tests__/e2e/account-acceptance.test.ts

@@ -8,9 +8,7 @@
  */
 
 import { test, expect } from '@playwright/test';
-import { PrismaClient } from '@prisma/client';
-
-const prisma = new PrismaClient();
+import { prisma } from '@/lib/prisma';
 
 // Generate unique test account credentials
 function getTestCredentials() {

src/__tests__/e2e/csv-upload-deduplication.test.ts

@@ -5,11 +5,10 @@
  */
 
 import { test, expect } from '@playwright/test';
-import { PrismaClient } from '@prisma/client';
+import { prisma } from '@/lib/prisma';
 import fs from 'fs';
 import path from 'path';
 
-const prisma = new PrismaClient();
 
 test.describe('CSV Upload Player Deduplication', () => {
   let testTournamentId: number;

src/__tests__/e2e/elo-ratings.test.ts

@@ -5,11 +5,10 @@
  */
 
 import { test, expect } from '@playwright/test';
-import { PrismaClient } from '@prisma/client';
+import { prisma } from '@/lib/prisma';
 import fs from 'fs';
 import path from 'path';
 
-const prisma = new PrismaClient();
 
 test.describe('Elo Rating Updates', () => {
   test.beforeAll(async () => {

src/__tests__/e2e/epic1-auth-logout.test.ts

@@ -11,9 +11,8 @@
  */
 
 import { test, expect } from '@playwright/test';
-import { PrismaClient } from '@prisma/client';
+import { prisma } from '@/lib/prisma';
 
-const prisma = new PrismaClient();
 
 function getTestCredentials() {
   const timestamp = Date.now();

src/__tests__/e2e/epic1-auth-registration.test.ts

@@ -13,9 +13,8 @@
  */
 
 import { test, expect } from '@playwright/test';
-import { PrismaClient } from '@prisma/client';
+import { prisma } from '@/lib/prisma';
 
-const prisma = new PrismaClient();
 
 function getTestCredentials() {
   const timestamp = Date.now();

src/__tests__/e2e/epic4-tournament-creation.test.ts

@@ -12,9 +12,8 @@
  */
 
 import { test, expect } from '@playwright/test';
-import { PrismaClient } from '@prisma/client';
+import { prisma } from '@/lib/prisma';
 
-const prisma = new PrismaClient();
 
 function getTestCredentials() {
   const timestamp = Date.now();

src/__tests__/e2e/tournament-admin-permissions.test.ts

@@ -6,9 +6,8 @@
  */
 
 import { test, expect } from '@playwright/test';
-import { PrismaClient } from '@prisma/client';
+import { prisma } from '@/lib/prisma';
 
-const prisma = new PrismaClient();
 
 test.describe('Tournament Admin Permissions', () => {
   let tournamentId: number;