Adding a health module to use for podman healthchecks

src/app.module.ts

@@ -6,6 +6,7 @@ import { TypeOrmModule } from '@nestjs/typeorm'
 import { resolve } from 'path'
 
 import { EmailModule } from './email/module'
+import { HealthModule } from './health/module'
 import { LoggerMiddleware } from './logger/middleware'
 import { LoggerModule } from './logger/module'
 import { DatabaseLoggerService } from './logger/service.database_logger'
@@ -57,6 +58,7 @@ import { WaitingListModule } from './waitingList/module'
 		RunnerModule,
 		LoggerModule,
 		EmailModule,
+		HealthModule,
 		MembersModule,
 		WaitingListModule,
 		NtfyModule,

src/health/controller.ts

@@ -0,0 +1,16 @@
+import { Controller, Get, Inject } from '@nestjs/common'
+
+import { EmailProvider } from '../email/provider'
+
+@Controller('health')
+export class HealthController {
+	constructor(
+		@Inject(EmailProvider)
+		private emailProvider: EmailProvider,
+	) {}
+
+	@Get()
+	getHealth() {
+		return this.emailProvider.isConnected()
+	}
+}

src/health/module.ts

@@ -0,0 +1,10 @@
+import { Module } from '@nestjs/common'
+
+import { EmailModule } from '../email/module'
+import { HealthController } from './controller'
+
+@Module({
+	imports: [EmailModule],
+	controllers: [HealthController],
+})
+export class HealthModule {}