Implement User entity.

This commit implements the User entity according to the database schema and adds the Identity and AuthToken entities.

Signed-off-by: David Mehren <git@herrmehren.de>

src/users/identity.entity.ts

@@ -0,0 +1,48 @@
+import {
+  Column,
+  CreateDateColumn,
+  Entity,
+  ManyToOne,
+  PrimaryGeneratedColumn,
+  UpdateDateColumn,
+} from 'typeorm/index';
+import { User } from './user.entity';
+
+@Entity()
+export class Identity {
+  @PrimaryGeneratedColumn()
+  id: number;
+
+  @ManyToOne(
+    _ => User,
+    user => user.identities,
+  )
+  user: User;
+
+  @Column()
+  providerName: string;
+
+  @Column()
+  syncSource: boolean;
+
+  @CreateDateColumn()
+  createdAt: Date;
+
+  @UpdateDateColumn()
+  updatedAt: Date;
+
+  @Column({
+    nullable: true,
+  })
+  providerUserId?: string;
+
+  @Column({
+    nullable: true,
+  })
+  oAuthAccessToken?: string;
+
+  @Column({
+    nullable: true,
+  })
+  passwordHash?: string;
+}