processor-chart docs

[xmonader]

is the graphql directory is the tfchain_graphql directory?
we should move all of these commands to the Makefile to drive the development flow in the repo

[DylanVerstraete]

is the graphql directory is the tfchain_graphql directory?

yes

I prefer not use the Makefile honestly

[DylanVerstraete]

I didn't add this documentation because we previously used published images in the charts. So anyone can run a chart without having to build his own images. I think we should go back to that state