* change to fs to write file
* change random range to 1 to 100
* Added more env variables check as well
* Add azure and standalone env variables
* Add Azure instance to unblock mac pipeline testing
* Fixed some merge issue and improve delete file
* Added standalone test only run on windows
* Added verify OE child nodes tests for sandalone and BDC instance
* msg changes
* Added standalone OE node test
* Resolved PR comments
* Change env name
* Added scripts to set env for integration test