Pull Request for Implement Notification System

.env.development

@@ -3,7 +3,53 @@ PORT=3000
 NODE_ENV=development
 LOG_LEVEL=debug
 
-POSTGRES_USER=
-POSTGRES_PASSWORD=
-POSTGRES_DB=
-DATABASE_URL=
+# Database Configuration
+POSTGRES_USER=chainremit_dev
+POSTGRES_PASSWORD=dev_password_123
+POSTGRES_DB=chainremit_dev
+DATABASE_URL=postgresql://chainremit_dev:dev_password_123@localhost:5432/chainremit_dev
+
+# JWT Configuration
+JWT_SECRET=dev-jwt-secret-key-not-for-production-use
+JWT_EXPIRES_IN=7d
+JWT_REFRESH_SECRET=dev-refresh-jwt-secret-key-not-for-production-use
+JWT_REFRESH_EXPIRES_IN=30d
+
+# Redis Configuration (for notifications queue)
+REDIS_HOST=localhost
+REDIS_PORT=6379
+REDIS_PASSWORD=
+REDIS_DB=1
+
+# Email Configuration (SendGrid) - Test mode
+SENDGRID_API_KEY=SG.test_key_for_development_only
+SENDGRID_FROM_EMAIL=dev@chainremit.local
+SENDGRID_FROM_NAME=ChainRemit Dev
+
+# SMS Configuration (Twilio) - Test mode
+TWILIO_ACCOUNT_SID=ACtest1234567890123456789012345678
+TWILIO_AUTH_TOKEN=test_auth_token_for_development
+TWILIO_PHONE_NUMBER=+15551234567
+
+# Push Notification Configuration (Firebase) - Test mode
+FIREBASE_PROJECT_ID=chainremit-dev
+FIREBASE_PRIVATE_KEY="-----BEGIN PRIVATE KEY-----\ntest_private_key_for_development\n-----END PRIVATE KEY-----\n"
+FIREBASE_CLIENT_EMAIL=firebase-adminsdk-test@chainremit-dev.iam.gserviceaccount.com
+FIREBASE_DATABASE_URL=https://chainremit-dev-default-rtdb.firebaseio.com
+
+# Rate Limiting - More lenient for development
+RATE_LIMIT_WINDOW_MS=60000
+RATE_LIMIT_MAX_REQUESTS=1000
+
+# CORS Configuration - Allow all for development
+CORS_ORIGIN=*
+
+# Admin Configuration
+ADMIN_EMAIL_DOMAINS=chainremit.local,dev.chainremit.com
+SUPER_ADMIN_USER_IDS=dev-admin-1,dev-admin-2
+
+# Notification System Configuration - Development settings
+NOTIFICATION_RETRY_ATTEMPTS=2
+NOTIFICATION_RETRY_DELAY=3000
+NOTIFICATION_BATCH_SIZE=10
+NOTIFICATION_RATE_LIMIT=50

.env.example

@@ -2,7 +2,54 @@
 PORT=3000
 NODE_ENV=development
 LOG_LEVEL=info
+
+# Database Configuration
 POSTGRES_USER=your_username
 POSTGRES_PASSWORD=your_password
 POSTGRES_DB=your_database
-DATABASE_URL=postgresql://your_username:your_password@localhost:5432/your_database
+DATABASE_URL=postgresql://your_username:your_password@localhost:5432/your_database
+
+# JWT Configuration
+JWT_SECRET=your-super-secret-jwt-key-here-change-in-production
+JWT_EXPIRES_IN=7d
+JWT_REFRESH_SECRET=your-super-secret-refresh-jwt-key-here-change-in-production
+JWT_REFRESH_EXPIRES_IN=30d
+
+# Redis Configuration (for notifications queue)
+REDIS_HOST=localhost
+REDIS_PORT=6379
+REDIS_PASSWORD=
+REDIS_DB=0
+
+# Email Configuration (SendGrid)
+SENDGRID_API_KEY=SG.your_sendgrid_api_key_here
+SENDGRID_FROM_EMAIL=noreply@chainremit.com
+SENDGRID_FROM_NAME=ChainRemit
+
+# SMS Configuration (Twilio)
+TWILIO_ACCOUNT_SID=ACxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
+TWILIO_AUTH_TOKEN=your_twilio_auth_token_here
+TWILIO_PHONE_NUMBER=+1234567890
+
+# Push Notification Configuration (Firebase)
+FIREBASE_PROJECT_ID=your-firebase-project-id
+FIREBASE_PRIVATE_KEY="-----BEGIN PRIVATE KEY-----\nyour_firebase_private_key_here\n-----END PRIVATE KEY-----\n"
+FIREBASE_CLIENT_EMAIL=firebase-adminsdk-xxxxx@your-project.iam.gserviceaccount.com
+FIREBASE_DATABASE_URL=https://your-project-default-rtdb.firebaseio.com
+
+# Rate Limiting
+RATE_LIMIT_WINDOW_MS=900000
+RATE_LIMIT_MAX_REQUESTS=100
+
+# CORS Configuration
+CORS_ORIGIN=http://localhost:3000,http://localhost:3001
+
+# Admin Configuration
+ADMIN_EMAIL_DOMAINS=chainremit.com,admin.chainremit.com
+SUPER_ADMIN_USER_IDS=admin-user-1,admin-user-2
+
+# Notification System Configuration
+NOTIFICATION_RETRY_ATTEMPTS=3
+NOTIFICATION_RETRY_DELAY=5000
+NOTIFICATION_BATCH_SIZE=50
+NOTIFICATION_RATE_LIMIT=100

.env.production

@@ -1,7 +1,55 @@
 # Production Environment Variables
 PORT=80
 NODE_ENV=production
-LOG_LEVEL=info
-POSTGRES_USER=prod_username
-POSTGRES_PASSWORD=prod_password
-POSTGRES_DB=prod_database   
+LOG_LEVEL=warn
+
+# Database Configuration
+POSTGRES_USER=chainremit_prod
+POSTGRES_PASSWORD=CHANGE_THIS_SECURE_PASSWORD_IN_PRODUCTION
+POSTGRES_DB=chainremit_production
+DATABASE_URL=postgresql://chainremit_prod:CHANGE_THIS_SECURE_PASSWORD_IN_PRODUCTION@prod-db-host:5432/chainremit_production
+
+# JWT Configuration
+JWT_SECRET=CHANGE_THIS_SUPER_SECURE_JWT_SECRET_IN_PRODUCTION
+JWT_EXPIRES_IN=7d
+JWT_REFRESH_SECRET=CHANGE_THIS_SUPER_SECURE_REFRESH_JWT_SECRET_IN_PRODUCTION
+JWT_REFRESH_EXPIRES_IN=30d
+
+# Redis Configuration (for notifications queue)
+REDIS_HOST=prod-redis-host
+REDIS_PORT=6379
+REDIS_PASSWORD=CHANGE_THIS_REDIS_PASSWORD_IN_PRODUCTION
+REDIS_DB=0
+
+# Email Configuration (SendGrid) - Production
+SENDGRID_API_KEY=SG.CHANGE_THIS_TO_YOUR_PRODUCTION_SENDGRID_KEY
+SENDGRID_FROM_EMAIL=noreply@chainremit.com
+SENDGRID_FROM_NAME=ChainRemit
+
+# SMS Configuration (Twilio) - Production
+TWILIO_ACCOUNT_SID=CHANGE_THIS_TO_YOUR_PRODUCTION_TWILIO_SID
+TWILIO_AUTH_TOKEN=CHANGE_THIS_TO_YOUR_PRODUCTION_TWILIO_TOKEN
+TWILIO_PHONE_NUMBER=CHANGE_THIS_TO_YOUR_PRODUCTION_PHONE_NUMBER
+
+# Push Notification Configuration (Firebase) - Production
+FIREBASE_PROJECT_ID=chainremit-production
+FIREBASE_PRIVATE_KEY="CHANGE_THIS_TO_YOUR_PRODUCTION_FIREBASE_PRIVATE_KEY"
+FIREBASE_CLIENT_EMAIL=CHANGE_THIS_TO_YOUR_PRODUCTION_FIREBASE_CLIENT_EMAIL
+FIREBASE_DATABASE_URL=https://chainremit-production-default-rtdb.firebaseio.com
+
+# Rate Limiting - Production settings
+RATE_LIMIT_WINDOW_MS=900000
+RATE_LIMIT_MAX_REQUESTS=100
+
+# CORS Configuration - Specific origins for production
+CORS_ORIGIN=https://chainremit.com,https://app.chainremit.com
+
+# Admin Configuration
+ADMIN_EMAIL_DOMAINS=chainremit.com
+SUPER_ADMIN_USER_IDS=CHANGE_THIS_TO_PRODUCTION_ADMIN_USER_IDS
+
+# Notification System Configuration - Production settings
+NOTIFICATION_RETRY_ATTEMPTS=3
+NOTIFICATION_RETRY_DELAY=5000
+NOTIFICATION_BATCH_SIZE=50
+NOTIFICATION_RATE_LIMIT=100