refactor(ginS): use sync.OnceValue to simplify engine function

[1911860538]

No description provided.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 98.92%. Comparing base (3dc1cd6) to head (7d20b1d).
Report is 150 commits behind head on master.

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #4314      +/-   ##
==========================================
- Coverage   99.21%   98.92%   -0.30%     
==========================================
  Files          42       44       +2     
  Lines        3182     3437     +255     
==========================================
+ Hits         3157     3400     +243     
- Misses         17       26       +9     
- Partials        8       11       +3     

Flag	Coverage Δ
	?
--ldflags="-checklinkname=0" -tags sonic	98.85% <ø> (?)
-tags go_json	98.85% <ø> (?)
-tags nomsgpack	98.90% <ø> (?)
go-1.18	?
go-1.19	?
go-1.20	?
go-1.21	?
go-1.23	98.92% <ø> (?)
go-1.24	98.92% <ø> (?)
macos-latest	98.92% <ø> (-0.30%)	⬇️
ubuntu-latest	98.92% <ø> (-0.30%)	⬇️

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