feat: add utils of group

[chenshenhai]

• feat(util): add utils of group
• feat(util): add static management to Store
• feat(core): improve selector middleware

[codecov-commenter]

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Codecov Report

Attention: Patch coverage is 0% with 93 lines in your changes missing coverage. Please review.

Project coverage is 6.34%. Comparing base (54dcbd6) to head (4cf487d).
Report is 137 commits behind head on main.

Files	Patch %	Lines
packages/util/src/lib/group.ts	0.00%	48 Missing and 9 partials ⚠️
packages/util/src/lib/element.ts	0.00%	15 Missing and 6 partials ⚠️
packages/core/src/middleware/selector/index.ts	0.00%	9 Missing and 2 partials ⚠️
packages/util/src/lib/store.ts	0.00%	3 Missing and 1 partial ⚠️

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Additional details and impacted files

@@           Coverage Diff            @@
##            main    #339      +/-   ##
========================================
- Coverage   6.42%   6.34%   -0.09%     
========================================
  Files        109     110       +1     
  Lines       7037    7128      +91     
  Branches    1396    1414      +18     
========================================
  Hits         452     452              
- Misses      5246    5319      +73     
- Partials    1339    1357      +18     

Flag	Coverage Δ
unittests	6.34% <0.00%> (-0.09%)	⬇️

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