feat: aws alb health check endpoint

src/app.module.ts

@@ -13,6 +13,7 @@ import { ShelterManagersModule } from './shelter-managers/shelter-managers.modul
 import { ShelterSupplyModule } from './shelter-supply/shelter-supply.module';
 import { PartnersModule } from './partners/partners.module';
 import { SupportersModule } from './supporters/supporters.module';
+import { HealthModule } from './health/health.module';
 
 @Module({
   imports: [
@@ -26,6 +27,7 @@ import { SupportersModule } from './supporters/supporters.module';
     ShelterSupplyModule,
     PartnersModule,
     SupportersModule,
+    HealthModule,
   ],
   controllers: [],
   providers: [

src/health/health.controller.spec.ts

@@ -0,0 +1,18 @@
+import { Test, TestingModule } from '@nestjs/testing';
+import { HealthController } from './health.controller';
+
+describe('HealthController', () => {
+  let controller: HealthController;
+
+  beforeEach(async () => {
+    const module: TestingModule = await Test.createTestingModule({
+      controllers: [HealthController],
+    }).compile();
+
+    controller = module.get<HealthController>(HealthController);
+  });
+
+  it('should be defined', () => {
+    expect(controller).toBeDefined();
+  });
+});

src/health/health.controller.ts

@@ -0,0 +1,11 @@
+import { Controller, Get } from '@nestjs/common';
+
+@Controller('health')
+export class HealthController {
+  @Get()
+  status() {
+    return {
+      state: 'UP',
+    };
+  }
+}

src/health/health.module.ts

@@ -0,0 +1,7 @@
+import { Module } from '@nestjs/common';
+import { HealthController } from './health.controller';
+
+@Module({
+  controllers: [HealthController],
+})
+export class HealthModule {}