chore: update configuration and improve schema imports

- Updated biome.json to include "graphql.d.ts" in the ignored files list.
- Updated subproject commit reference in epess-database to the latest version.
- Removed unused script from package.json and streamlined module file extensions in tsconfig.json.
- Consolidated exclude patterns in tsconfig.build.json for clarity.
- Refactored imports across multiple schema files for consistency and improved readability.
- Enhanced various schema files by ensuring proper import order and removing redundant code.
- Improved error handling and data integrity checks in several service and schema files.

src/Mail/mail.module.ts

@@ -2,10 +2,10 @@ import * as path from 'path'
 
 import { Global, Module } from '@nestjs/common'
 
-import { MailService } from './mail.service'
 import { MailerModule } from '@nestjs-modules/mailer'
-import { OpenaiModule } from '../OpenAI/openai.module'
 import { PugAdapter } from '@nestjs-modules/mailer/dist/adapters/pug.adapter'
+import { OpenaiModule } from '../OpenAI/openai.module'
+import { MailService } from './mail.service'
 
 @Global()
 @Module({

src/Mail/mail.service.ts

@@ -1,8 +1,8 @@
 import { Injectable, Logger } from '@nestjs/common'
 
 import { MailerService } from '@nestjs-modules/mailer'
-import { OpenaiService } from '../OpenAI/openai.service'
 import { User } from '@prisma/client'
+import { OpenaiService } from '../OpenAI/openai.service'
 
 @Injectable()
 export class MailService {