feat: implement inventory, product brand, product category, product info, product, role, store, user, and vendor modules with CRUD operations

- Added Create and Update DTOs for Inventory, Product Brand, Product Category, Product Info, Product, Role, Store, User, and Vendor.
- Implemented InventoriesController, ProductBrandsController, ProductCategoriesController, ProductInfoController, ProductsController, RolesController, StoresController, UsersController, and VendorsController with respective CRUD endpoints.
- Developed InventoriesService, ProductBrandsService, ProductCategoriesService, ProductInfoService, ProductsService, RolesService, StoresService, UsersService, and VendorsService to handle business logic.
- Created PrismaModule and PrismaService for database interactions using Prisma with MariaDB adapter.
- Configured application with Swagger for API documentation and added global interceptors for logging and response mapping.
- Established e2e testing setup with Jest for the application.

src/roles/roles.service.ts

@@ -0,0 +1,27 @@
+import { Injectable } from '@nestjs/common'
+import { PrismaService } from '../prisma/prisma.service'
+
+@Injectable()
+export class RolesService {
+  constructor(private prisma: PrismaService) {}
+
+  create(data: any) {
+    return this.prisma.role.create({ data })
+  }
+
+  findAll() {
+    return this.prisma.role.findMany()
+  }
+
+  findOne(id: number) {
+    return this.prisma.role.findUnique({ where: { id } })
+  }
+
+  update(id: number, data: any) {
+    return this.prisma.role.update({ where: { id }, data })
+  }
+
+  remove(id: number) {
+    return this.prisma.role.delete({ where: { id } })
+  }
+}