chore(backend): Setup MikroORM

Simpele configuratie, geen integratie
Succesvol commando's uitvoeren werkt

backend/src/app.ts

@@ -1,15 +1,21 @@
 import express, {Express, Request, Response} from 'express';
+import initORM from './orm'
 
 const app: Express = express();
-
 const port: string | number = process.env.PORT || 3000;
 
+// TODO Replace with Express routes
 app.get('/', (_, res: Response) => {
   res.json({
       message: 'Hello Dwengo!'
   });
 });
 
-app.listen(port, () => {
+async function startServer() {
+  const orm = await initORM();
+  app.listen(port, () => {
     console.log(`Server is running at http://localhost:${port}`);
-})
+  });
+}
+
+startServer();

backend/src/entities/user.entity.ts

@@ -0,0 +1,13 @@
+import { Entity, OneToOne, PrimaryKey, Property } from '@mikro-orm/core'
+
+@Entity()
+export class User {
+  @PrimaryKey({ type: 'number' })
+  id!: number;
+
+  @Property()
+  firstName: string = '';
+
+  @Property()
+  lastName: string = '';
+}

backend/src/mikro-orm.config.ts

@@ -0,0 +1,12 @@
+import { Options } from '@mikro-orm/core'
+import { PostgreSqlDriver } from '@mikro-orm/postgresql'
+
+const config: Options = {
+  driver: PostgreSqlDriver,
+  dbName: 'dwengo',
+  entities: ['dist/**/*.entity.js'],
+  entitiesTs: ['src/**/*.entity.ts'],
+  debug: true
+};
+
+export default config;

backend/src/orm.ts

@@ -0,0 +1,6 @@
+import { MikroORM } from '@mikro-orm/core'
+import config from './mikro-orm.config';
+
+export default async function initORM() {
+  await MikroORM.init(config);
+}