doc: improve readme file
What does this merge request do and why?
I am a ruby developer, and first time installing AI GW was... hard. I am not familiar with Python ecosystem and I ended up frustrated and unable to follow the readme instructions. I added one paragraph that lists commands for team members like me, who may encounter certain terms for the first time.
How to set up and validate locally
Numbered steps to set up and validate the change are strongly suggested.
Merge request checklist
-
Tests added for new functionality. If not, please raise an issue to follow up. -
Documentation added/updated, if needed.