Reorganize project. Add folder for shared code between backend/dashboard. Switch from jest to ava for tests.

backend/src/data/entities/ApiLogin.ts

@@ -0,0 +1,25 @@
+import { Entity, Column, PrimaryColumn, OneToOne, ManyToOne, JoinColumn } from "typeorm";
+import { ApiUserInfo } from "./ApiUserInfo";
+
+@Entity("api_logins")
+export class ApiLogin {
+  @Column()
+  @PrimaryColumn()
+  id: string;
+
+  @Column()
+  token: string;
+
+  @Column()
+  user_id: string;
+
+  @Column()
+  logged_in_at: string;
+
+  @Column()
+  expires_at: string;
+
+  @ManyToOne(type => ApiUserInfo, userInfo => userInfo.logins)
+  @JoinColumn({ name: "user_id" })
+  userInfo: ApiUserInfo;
+}