Initial commit: Telegram Management System

Full-stack web application for Telegram management
- Frontend: Vue 3 + Vben Admin
- Backend: NestJS
- Features: User management, group broadcast, statistics

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

backend/src/config/DockerConfig.js

@@ -0,0 +1,43 @@
+// Docker environment configuration override
+module.exports = {
+    // Override database configuration from environment variables
+    getDbConfig: (originalConfig) => {
+        if (process.env.DB_HOST) {
+            return {
+                database: process.env.DB_NAME || originalConfig.database,
+                username: process.env.DB_USER || originalConfig.username,
+                password: process.env.DB_PASS || originalConfig.password,
+                host: process.env.DB_HOST || originalConfig.host,
+                dialect: originalConfig.dialect
+            };
+        }
+        return originalConfig;
+    },
+
+    // Override MongoDB configuration
+    getMongoConfig: (originalConfig) => {
+        if (process.env.MONGO_URL) {
+            return {
+                url: process.env.MONGO_URL
+            };
+        }
+        return originalConfig;
+    },
+
+    // Override Redis configuration
+    getRedisConfig: () => {
+        return {
+            host: process.env.REDIS_HOST || 'localhost',
+            port: process.env.REDIS_PORT || 6379,
+            password: process.env.REDIS_PASSWORD || ''
+        };
+    },
+
+    // Override RabbitMQ configuration
+    getRabbitMqConfig: (isDev) => {
+        if (process.env.RABBITMQ_URL) {
+            return process.env.RABBITMQ_URL;
+        }
+        return isDev ? "amqp://localhost" : "amqp://localhost";
+    }
+};