Refactor code structure for improved readability and maintainability

src/project/entities/project.entity.ts

@@ -0,0 +1,18 @@
+import { Token } from "src/api/entities/token.entity";
+import { Query } from "src/query/entities/query.enitity";
+import { Column, Entity, OneToMany, PrimaryGeneratedColumn } from "typeorm";
+
+@Entity("project")
+export class Project {
+  @PrimaryGeneratedColumn("uuid")
+  token: string;
+
+  @Column({ type: "varchar", length: 255 })
+  name: string;
+
+  @OneToMany(() => Token, (token) => token.project)
+  apiTokens: Token[];
+
+  @OneToMany(() => Query, (query) => query.project)
+  queries: Query[];
+}