chore(config): Unify deployment orchestration and monitoring integration

backend/config/.env.node-03

@@ -16,15 +16,15 @@ NAMESRV_ADDR=192.168.1.101:9876;192.168.1.102:9876;192.168.1.103:9876
 MYSQL_SERVER_ID=3
 MYSQL_HOST=mysql
 MYSQL_PORT=3306
-MYSQL_ROOT_PASSWORD=root123456
+MYSQL_ROOT_PASSWORD=replace-with-strong-mysql-root-password
 MYSQL_DATABASE=video_platform
 MYSQL_USER=video
-MYSQL_PASSWORD=video123
+MYSQL_PASSWORD=replace-with-strong-mysql-app-password
 
 # Redis配置
 REDIS_HOST=redis
 REDIS_PORT=6379
-REDIS_PASSWORD=redis_HA_Cluster_2024
+REDIS_PASSWORD=replace-with-strong-redis-password
 REDIS_MASTER_HOST=192.168.1.101
 REDIS_MASTER_PORT=6379
 
@@ -41,8 +41,8 @@ SENTINEL_PORT=8080
 # MinIO配置
 MINIO_HOST=minio
 MINIO_PORT=9000
-MINIO_ACCESS_KEY=minioadmin
-MINIO_SECRET_KEY=minioadmin123
+MINIO_ACCESS_KEY=replace-with-minio-access-key
+MINIO_SECRET_KEY=replace-with-minio-secret-key
 MINIO_BUCKET=video-platform
 # MinIO分布式节点
 MINIO_ENDPOINTS=http://192.168.1.101:9000,http://192.168.1.102:9000,http://192.168.1.103:9000