* add pending users api
* insert user to pending users on first time oauth login
* add pending user check on headless login
* fix conflicting apis
* no records error
* add allowed emails domains for oauth singup to config
* check if user is allowed to signup
* improve oauth message prompts
* handle trial enddate error logs
* Move ee code to ee package and unify ee status to IsPro
* Consolidate naming for paid/professional/enterprise version as "pro". Notes:
- Changes image tags
- Changes build tags
- Changes package names
- Doesn't change links to docs that mention "ee"
- Doesn't change parameters sent to PostHog that mention "ee"
* Revert docker image tag being -pro, back to -ee
* Revert go build tag being pro, back to ee
* Add build tags for some ee content
* [2] Revert go build tag being pro, back to ee
* Fix test workflow
* Add a json tag to be backwards compatible with frontend "IsEE" check
* Add a json tag for the serverconfig struct for IsEE
* Ammend json tag to Is_EE
* fix ee tags
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Co-authored-by: Abhishek Kondur <abhi281342@gmail.com>