feat: Initialize NestJS backend project with Prisma, core modules, configuration, and common utilities.

src/config/configuration.ts

@@ -0,0 +1,100 @@
+export default () => ({
+  // Application
+  app: {
+    name: process.env.APP_NAME || 'Real Estate Agent Platform',
+    env: process.env.NODE_ENV || 'development',
+    port: parseInt(process.env.PORT || '3001', 10),
+    apiUrl: process.env.API_URL || 'http://localhost:3001',
+    frontendUrl: process.env.FRONTEND_URL || 'http://localhost:3000',
+    adminUrl: process.env.ADMIN_URL || 'http://localhost:3002',
+  },
+
+  // Database
+  database: {
+    url: process.env.DATABASE_URL,
+  },
+
+  // JWT Authentication
+  jwt: {
+    secret: process.env.JWT_SECRET || 'super-secret-key',
+    accessExpiration: process.env.JWT_ACCESS_EXPIRATION || '15m',
+    refreshExpiration: process.env.JWT_REFRESH_EXPIRATION || '7d',
+  },
+
+  // Password Hashing
+  bcrypt: {
+    saltRounds: parseInt(process.env.BCRYPT_SALT_ROUNDS || '12', 10),
+  },
+
+  // Google OAuth
+  google: {
+    clientId: process.env.GOOGLE_CLIENT_ID,
+    clientSecret: process.env.GOOGLE_CLIENT_SECRET,
+    callbackUrl: process.env.GOOGLE_CALLBACK_URL,
+  },
+
+  // Facebook OAuth
+  facebook: {
+    appId: process.env.FACEBOOK_APP_ID,
+    appSecret: process.env.FACEBOOK_APP_SECRET,
+    callbackUrl: process.env.FACEBOOK_CALLBACK_URL,
+  },
+
+  // AWS S3
+  aws: {
+    accessKeyId: process.env.AWS_ACCESS_KEY_ID,
+    secretAccessKey: process.env.AWS_SECRET_ACCESS_KEY,
+    region: process.env.AWS_REGION || 'us-east-1',
+    s3Bucket: process.env.AWS_S3_BUCKET,
+  },
+
+  // Email
+  mail: {
+    host: process.env.MAIL_HOST,
+    port: parseInt(process.env.MAIL_PORT || '587', 10),
+    user: process.env.MAIL_USER,
+    password: process.env.MAIL_PASSWORD,
+    from: process.env.MAIL_FROM,
+  },
+
+  // Stripe
+  stripe: {
+    secretKey: process.env.STRIPE_SECRET_KEY,
+    webhookSecret: process.env.STRIPE_WEBHOOK_SECRET,
+    publishableKey: process.env.STRIPE_PUBLISHABLE_KEY,
+  },
+
+  // Firebase
+  firebase: {
+    projectId: process.env.FIREBASE_PROJECT_ID,
+    clientEmail: process.env.FIREBASE_CLIENT_EMAIL,
+    privateKey: process.env.FIREBASE_PRIVATE_KEY?.replace(/\\n/g, '\n'),
+  },
+
+  // Redis
+  redis: {
+    host: process.env.REDIS_HOST || 'localhost',
+    port: parseInt(process.env.REDIS_PORT || '6379', 10),
+    password: process.env.REDIS_PASSWORD || undefined,
+    db: parseInt(process.env.REDIS_DB || '0', 10),
+  },
+
+  // Rate Limiting
+  throttle: {
+    ttl: parseInt(process.env.THROTTLE_TTL || '60', 10),
+    limit: parseInt(process.env.THROTTLE_LIMIT || '100', 10),
+  },
+
+  // Logging
+  logging: {
+    level: process.env.LOG_LEVEL || 'debug',
+  },
+
+  // CORS
+  cors: {
+    origins: process.env.CORS_ORIGINS?.split(',') || [
+      'http://localhost:3000',
+      'http://localhost:3002',
+    ],
+  },
+});

src/config/index.ts

@@ -0,0 +1 @@
+export { default as configuration } from './configuration';