Fleshed out Documentation
alpine.conf
* improve motd readability
* default access = public
* default regions = all
* remove version 3.11 (EOL)
alpine-testing.conf
* access is private
* limit aws regions
build
* improve/refine overlay installation
* rename "actions" step to "state"
image_configs.py
* target step "state" updates images.yaml as if "publish" WOULD be done (but won't be)
Implement alpine lib as a class
* get versions/releases/EOLs from authoritative source
* methods to build appropriate URLs
* fallback to old method of determining release for RC versions
* compute edge & RC EOLs here instead of elsewhere
Remove end_of_life from configs, and don't return it from imported images.
Always update image tags and descriptions when re/publishing images.
Fix image description URL... :P