feat: improve middleware scroller

[chenshenhai]

No description provided.

[codecov-commenter]

Codecov Report

Patch coverage has no change and project coverage change: +0.02% 🎉

Comparison is base (4781931) 5.44% compared to head (eef66ff) 5.46%.
Report is 26 commits behind head on main.

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Additional details and impacted files

@@           Coverage Diff            @@
##            main    #212      +/-   ##
========================================
+ Coverage   5.44%   5.46%   +0.02%     
========================================
  Files         60      60              
  Lines       2775    2764      -11     
  Branches     544     541       -3     
========================================
  Hits         151     151              
+ Misses      2088    2080       -8     
+ Partials     536     533       -3     

Flag	Coverage Δ
unittests	5.46% <0.00%> (+0.02%)	⬆️

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Files Changed	Coverage Δ
packages/core/src/middleware/scroller/util.ts	0.00% <0.00%> (ø)

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