chore: Install project dependencies.

backend/src/tenants/tenants.controller.ts

@@ -0,0 +1,23 @@
+import { Controller, Get, Post, Body, Param } from '@nestjs/common';
+import { TenantsService } from './tenants.service';
+import { Tenant } from './tenant.entity';
+
+@Controller('tenants')
+export class TenantsController {
+    constructor(private readonly tenantsService: TenantsService) { }
+
+    @Post()
+    create(@Body('name') name: string): Promise<Tenant> {
+        return this.tenantsService.create(name);
+    }
+
+    @Get()
+    findAll(): Promise<Tenant[]> {
+        return this.tenantsService.findAll();
+    }
+
+    @Get(':id')
+    findOne(@Param('id') id: string): Promise<Tenant | null> {
+        return this.tenantsService.findOne(id);
+    }
+}