fix: adding single .env for all services

Author: abhinav-arya-9900

.env.example

@@ -1,12 +1,40 @@
-# app
-DATABASE_URL="mysql://root:123@localhost:3306/microdb"
-LOGGER_URL="http://localhost:4001"
-API_PORT=4000
+# ==============================================
+# ENVIRONMENT CONFIGURATION
+# Single Source of Truth for All Services
+# ==============================================
+
+# ==============================================
+# APPLICATION ENVIRONMENT
+# ==============================================
+NODE_ENV=development
 
-# Gateway
+# ==============================================
+# SERVICE PORTS
+# ==============================================
+API_PORT=4000
 GATEWAY_PORT=3000
+LOGGER_PORT=4001
+
 LOG_DIR=./logs
 
-#logger
-LOGGER_PORT=4001
-API_URL=http://localhost:4000
+# ==============================================
+# SERVICE URLS
+# ==============================================
+API_URL=http://localhost:4000
+GATEWAY_URL=http://localhost:3000
+LOGGER_URL=http://localhost:4001
+
+# ==============================================
+# DATABASE CONFIGURATION (API Service)
+# ==============================================
+DATABASE_URL="mysql://username:password@host:port/databasename"
+
+# ==============================================
+# LOGGING CONFIGURATION
+# ==============================================
+LOG_LEVEL=info
+
+# ==============================================
+# CORS CONFIGURATION
+# ==============================================
+CORS_ORIGINS=http://localhost:3000,http://localhost:4000,http://localhost:4001

apps/api/.env

@@ -9,7 +9,7 @@
  "build": "nest build",
  "format": "prettier --write \"src/**/*.ts\" \"test/**/*.ts\"",
  "start": "nest start",
- "start:dev": "nest start --watch",
+ "start:dev": "nest start --watch --env-file ../../.env",
  "start:debug": "nest start --debug --watch",
  "start:prod": "node dist/main",
  "lint": "eslint \"{src,apps,libs,test}/**/*.ts\" --fix",

apps/api/package.json

@@ -4,9 +4,16 @@ import { AppService } from './app.service';
 import { UserModule } from './user/user.module';
 import { PrismaModule } from 'prisma/prisma.module';
 import { LoggerModule } from './infrastructure/logger.module';
+import { ConfigModule } from '@nestjs/config';
 
 @Module({
- imports: [UserModule, PrismaModule, LoggerModule], // LoggerModule available globally
+ imports: [ConfigModule.forRoot({
+ envFilePath: "../../../.env",
+ }),
+ PrismaModule,
+ UserModule,
+ LoggerModule
+ ], // LoggerModule available globally
  controllers: [AppController],
  providers: [AppService],
 })

apps/api/src/app.module.ts

@@ -3,6 +3,7 @@ import { AppModule } from './app.module';
 
 async function bootstrap() {
  const app = await NestFactory.create(AppModule);
- await app.listen(process.env.PORT ?? 4000);
+ console.log("process.env.PORTs", process.env.API_PORT)
+ await app.listen(process.env.API_PORT ?? 4000);
 }
 bootstrap();

apps/api/src/main.ts

@@ -9,7 +9,7 @@
  "build": "nest build",
  "format": "prettier --write \"src/**/*.ts\" \"test/**/*.ts\"",
  "start": "nest start",
- "start:dev": "nest start --watch",
+ "start:dev": "nest start --watch --env-file ../../.env",
  "start:debug": "nest start --debug --watch",
  "start:prod": "node dist/main",
  "lint": "eslint \"{src,apps,libs,test}/**/*.ts\" --fix",

apps/gateway/.env

@@ -1,10 +1,12 @@
 import { Module } from '@nestjs/common';
 import { AppController } from './app.controller';
 import { AppService } from './app.service';
-
+import { ConfigModule } from '@nestjs/config';
 @Module({
- imports: [],
+ imports: [ConfigModule.forRoot({
+ envFilePath: "../../../.env",
+ })],
  controllers: [AppController],
  providers: [AppService],
 })
-export class AppModule {}
+export class AppModule { }

apps/gateway/package.json

@@ -5,6 +5,6 @@ import { apiProxy } from './routes/api-proxy';
 async function bootstrap() {
  const app = await NestFactory.create(AppModule);
  app.use('/api', apiProxy);
- await app.listen(process.env.PORT ?? 3000);
+ await app.listen(process.env.GATEWAY_PORT ?? 3000);
 }
 bootstrap();