feat: switched to UUPS proxy pattern with admin management

[srdtrk]

Description

closes: #232
closes: #223

This PR closes #223 by leaving it up to the deployer to implement timelocks (with some documentation)

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• Wrote unit and integration tests.
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[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 99.29%. Comparing base (864be6d) to head (3452e66).
Report is 1 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #247      +/-   ##
==========================================
+ Coverage   99.26%   99.29%   +0.02%     
==========================================
  Files          11       12       +1     
  Lines         543      566      +23     
==========================================
+ Hits          539      562      +23     
  Misses          4        4              

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[gjermundgaraba]

I like this pattern! Great work here 🙏
I left some questions around the setup which would be good to get some alignement on, but this is looking really really good!

[gjermundgaraba]

Looks good to me! LGTM 🙌