feat: added project detail API

src/modules/task-manager/repositories/project.repository.ts

@@ -21,4 +21,19 @@ export class ProjectRepository extends Repository<TMProject> {
     .take(take ?? 10)
     .getManyAndCount();
   }
+
+  async getProjectDetail(projectId: string): Promise<TMProject | null> {
+    return this.createQueryBuilder('project')
+    .leftJoinAndSelect('project.taskPhases', 'taskPhase')
+    .leftJoinAndSelect('taskPhase.tasks', 'task')
+    .where('project.id = :projectId', {projectId})
+    .select([
+      "project.id",
+      "project.name",
+      "taskPhase.id",
+      "taskPhase.name",
+      "task.id",
+      "task.title"
+    ]).getOne();
+  }
 }