fix: use the type as the identity in storage

[foreleven]

No description provided.

[codecov]

Codecov Report

Merging #39 into master will decrease coverage by 0.02%.
The diff coverage is 95.45%.

@@            Coverage Diff             @@
##           master      #39      +/-   ##
==========================================
- Coverage   93.86%   93.84%   -0.03%     
==========================================
  Files          22       22              
  Lines         277      276       -1     
  Branches       33       33              
==========================================
- Hits          260      259       -1     
  Misses         17       17

Impacted Files	Coverage Δ
src/metadata/storage.ts	100% <100%> (ø)	⬆️
src/hooks/useStatedBean.ts	81.81% <100%> (-0.8%)	⬇️
src/core/StatedBeanContainer.ts	94.2% <100%> (ø)	⬆️
src/event/Event.ts	83.33% <88.88%> (ø)	⬆️

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