so to automate the uploading process of your app to the IEM, you can use our Industrial Edge Control (IECTL-tool). This is an CLI tool that you can download from the IEHub and run it on your Windows/Ubuntu machine.
You can use the command:
iectl publisher app-project upload catalog
To upload your app to the catalog of your IEM.
For further details please check the IECTL documentation.
There is even an How To available in Github, which show the whole workflow from the beginning automated with the IECTL:
Please check out the following example: https://github.com/industrial-edge/iectl-workflow