Prepare repo and starterkit for flower rack

[Jblew]

• [x] Pick fun but informative name
• [x] Create repo
• [x] Move existing content from jblew/living repo
• [x] Attach to jblew/living as submodule
• [x] Pick a microcontroller
• [x] Create platform.io starter
• [x] Deploy starter code

[Jblew]

Done!