Add services to support complex sort handler

[sunghwan2789]

No description provided.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 73.85%. Comparing base (88e76b4) to head (87acb34).

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #8047      +/-   ##
==========================================
- Coverage   73.85%   73.85%   -0.01%     
==========================================
  Files        2645     2645              
  Lines      138630   138649      +19     
  Branches    16056    16058       +2     
==========================================
+ Hits       102391   102402      +11     
- Misses      30775    30781       +6     
- Partials     5464     5466       +2     

Flag	Coverage Δ
unittests	73.85% <ø> (-0.01%)	⬇️

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