feat: prepare TypeORM support for Postgres db calls

src/entities/User.ts

@@ -0,0 +1,24 @@
+import { Entity, PrimaryGeneratedColumn, Column, OneToMany } from "typeorm"
+import { Link } from "./Link"
+
+@Entity("users")
+export class User {
+
+	@PrimaryGeneratedColumn()
+	id: number
+
+	@Column({ unique: true })
+	name: string
+
+	@Column()
+	passwordHash: string
+
+	@Column()
+	role: string
+
+	@Column('bigint')
+	createdAt: number
+
+	@OneToMany(() => Link, (link) => link.author)
+	links: Link[];
+}