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

backend/src/data/entities/CaseNote.ts

@@ -0,0 +1,21 @@
+import { Entity, PrimaryGeneratedColumn, Column, ManyToOne, JoinColumn } from "typeorm";
+import { Case } from "./Case";
+
+@Entity("case_notes")
+export class CaseNote {
+  @PrimaryGeneratedColumn() id: number;
+
+  @Column() case_id: number;
+
+  @Column() mod_id: string;
+
+  @Column() mod_name: string;
+
+  @Column() body: string;
+
+  @Column() created_at: string;
+
+  @ManyToOne(type => Case, theCase => theCase.notes)
+  @JoinColumn({ name: "case_id" })
+  case: Case;
+}