extract health to module

src/modules/health/adapters/primaries/health.controller.ts

@@ -0,0 +1,27 @@
+import { Controller } from '@nestjs/common';
+import { GrpcMethod } from '@nestjs/microservices';
+
+enum ServingStatus {
+  UNKNOWN = 0,
+  SERVING = 1,
+  NOT_SERVING = 2,
+}
+
+interface HealthCheckRequest {
+  service: string;
+}
+
+interface HealthCheckResponse {
+  status: ServingStatus;
+}
+
+@Controller()
+export class HealthController {
+  @GrpcMethod('Health', 'Check')
+  // eslint-disable-next-line @typescript-eslint/no-unused-vars
+  check(data: HealthCheckRequest, metadata: any): HealthCheckResponse {
+    return {
+      status: ServingStatus.SERVING,
+    };
+  }
+}

src/modules/health/adapters/primaries/health.proto

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+syntax = "proto3";
+
+package health;
+
+
+service Health {
+  rpc Check(HealthCheckRequest) returns (HealthCheckResponse);
+}
+
+message HealthCheckRequest {
+  string service = 1;
+}
+
+message HealthCheckResponse {
+  enum ServingStatus {
+    UNKNOWN = 0;
+    SERVING = 1;
+    NOT_SERVING = 2;
+  }
+  ServingStatus status = 1;
+}

src/modules/health/health.module.ts

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