Initialize CID::cid_ class member in constructor

[GoldFish2500]

Initialize CID::cid_ class member in constructor

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 90.22%. Comparing base (b395420) to head (f019838).
Report is 1 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main   #58395      +/-   ##
==========================================
- Coverage   90.22%   90.22%   -0.01%     
==========================================
  Files         633      633              
  Lines      187027   187027              
  Branches    36720    36723       +3     
==========================================
- Hits       168746   168738       -8     
+ Misses      11083    11071      -12     
- Partials     7198     7218      +20     

see 44 files with indirect coverage changes

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