add NodeJS and script/dump.js for Database Dump, this for Full Datebase Backup use

[emengweb]

NEW Env For Database Dump (Only MongoDB has passed the test, other types databases have not been tested yet)

• DATABASE_TYPE - Optional. Specify the database type (mongo/mongodb/mysql/pg/postgres/postgresql). Specifying this option will enable the database backup function.
• DATABASE_BACKUP_TIME - Optional. Database backup is automatically enabled within the specified time range (default 0-23)
• DATABASE_HOST - Optional. Database host address
• DATABASE_PORT - Optional. Database host port (if not specified, it will automatically follow the default port value of the database type)
• DATABASE_USER - Optional. Database Username
• DATABASE_PASSWORD - Optional. Database password
• DATABASE_NAME - Optional. Database name. If not specified, all database tables (except system tables) are used by default.