💚 提高 node 版本到 20

[AzideCupric]

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[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 83.46%. Comparing base (c96dd85) to head (c3c136a).
Report is 1 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #506      +/-   ##
==========================================
- Coverage   83.51%   83.46%   -0.06%     
==========================================
  Files          78       78              
  Lines        3519     3519              
==========================================
- Hits         2939     2937       -2     
- Misses        580      582       +2     

Flag	Coverage Δ
smoke-test	83.46% <ø> (-0.06%)	⬇️

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