feat: Implement GCRA Rate Limiter

[ZhuoZhuoCrayon]

No description provided.

[github-actions]

Coverage Report

File	Stmts	Miss	Cover	Missing
throttled
throttled.py	26	1	96%	47
utils.py	16	4	75%	48–49, 55–56
throttled/rate_limter
base.py	101	12	88%	45, 55, 60, 101–102, 108–109, 141, 147, 151, 155, 176
throttled/store
base.py	58	12	79%	19, 32, 41, 81, 89, 97, 101, 110, 118, 128, 132, 140
memory.py	115	3	97%	24, 96, 111
redis.py	56	1	98%	70
redis_pool.py	98	30	69%	66, 71, 78, 89, 97, 114, 118–120, 124–126, 144, 167–181, 190–204
TOTAL	877	63	93%

Tests	Skipped	Failures	Errors	Time
268	0 💤	0 ❌	0 🔥	2m 37s ⏱️

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 91.44%. Comparing base (e838824) to head (c0e833c).
Report is 1 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main       #9      +/-   ##
==========================================
+ Coverage   90.02%   91.44%   +1.42%     
==========================================
  Files          17       18       +1     
  Lines         782      877      +95     
  Branches       41       43       +2     
==========================================
+ Hits          704      802      +98     
+ Misses         65       63       -2     
+ Partials       13       12       -1     

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