Refactor code structure for improved readability and maintainability

src/project/project.service.ts

@@ -0,0 +1,17 @@
+import { Injectable } from "@nestjs/common";
+import { InjectRepository } from "@nestjs/typeorm";
+import { Repository } from "typeorm";
+import { Project } from "./entities/project.entity";
+
+@Injectable()
+export class ProjectService {
+  constructor(
+    @InjectRepository(Project)
+    private readonly projectRepository: Repository<Project>
+  ) {}
+
+  create(name: string) {
+    const project = this.projectRepository.create({ name });
+    return this.projectRepository.save(project);
+  }
+}