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

backend/src/data/entities/ApiPermission.ts

@@ -0,0 +1,20 @@
+import { Entity, Column, PrimaryColumn, ManyToOne, JoinColumn } from "typeorm";
+import { ApiUserInfo } from "./ApiUserInfo";
+
+@Entity("api_permissions")
+export class ApiPermission {
+  @Column()
+  @PrimaryColumn()
+  guild_id: string;
+
+  @Column()
+  @PrimaryColumn()
+  user_id: string;
+
+  @Column()
+  role: string;
+
+  @ManyToOne(type => ApiUserInfo, userInfo => userInfo.permissions)
+  @JoinColumn({ name: "user_id" })
+  userInfo: ApiUserInfo;
+}