feat: Payment system with voucher cards.

feat: Design with inversion dependency injection architecture.
feat: Prettier http middleware.
feat: Re-write items categories with preferred accounts.

server/src/http/middleware/TenantDependencyInjection.ts

@@ -0,0 +1,13 @@
+import { Request, Response } from 'express';
+import { Container } from 'typedi';
+
+export default async (req: Request, res: Response, next: Function) => {
+  const { organizationId, knex } = req;
+
+  if (!organizationId || !knex) {
+    throw new Error('Should load `TenancyMiddleware` before this middleware.');
+  }
+  Container.of(`tenant-${organizationId}`).set('knex', knex);
+
+  next();
+};