Update Prisma dependencies and refactor host onboarding handlers

- Updated Prisma client and adapter versions in package.json and package-lock.json.
- Refactored host onboarding handlers to improve structure and naming conventions.
- Added new handlers for onboarding processes including login, signup, and OTP verification.
- Implemented new functionality for managing bank details and company submissions.
- Enhanced error handling and validation across various handlers.

src/common/database/prisma.service.ts

@@ -1,10 +1,13 @@
 import { Injectable, OnModuleInit, OnModuleDestroy, INestApplication } from '@nestjs/common';
 import { PrismaClient } from '@prisma/client';
+import { PrismaPg } from '@prisma/adapter-pg';
 
 @Injectable()
 export class PrismaService extends PrismaClient implements OnModuleInit, OnModuleDestroy {
   constructor() {
+    const adapter = new PrismaPg({ connectionString: process.env.DATABASE_URL });
     super({
+      adapter,
       log: process.env.NODE_ENV === 'dev' ? ['query', 'info', 'warn', 'error'] : ['error'],
     });
   }
@@ -22,5 +25,4 @@ export class PrismaService extends PrismaClient implements OnModuleInit, OnModul
       await app.close();
     });
   }
-}
-
+}