Milestone: happy path works

[mateuszsrebrny]

Why

• We want to have working version with all components in place for testing and stabilization

How

• all components implemented with happy path passing
• golem-ray installable with pip
• yagna setup hidden by ray up
• payments management in cluster.yaml
• one/two specific image(s) supported

Tasks

Beta Give feedback

1. start golem-ray with ray up golem-ray#12
   +0
2. stop golem-ray with ray down golem-ray#13
   +0
3. setup golem-ray in pip
4. use poetry
5. yagna installed by ray up
6. yagna started/stopped by ray up/down (including default app_key being used automagically)
7. payment network taken from cluster yaml (goerli as default when empty)
8. import key from file specified in cluster yaml
9. payments work

[mateuszsrebrny]

cleaning issues (issue no longer needed)