Add _mcp_failure_handler_

[msm1992]

No description provided.

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 11.71%. Comparing base (8a9ba7c) to head (1621658).
⚠️ Report is 19 commits behind head on master.

Additional details and impacted files

@@             Coverage Diff              @@
##             master   #13820      +/-   ##
============================================
- Coverage     19.98%   11.71%   -8.27%     
+ Complexity     1126      745     -381     
============================================
  Files           295      295              
  Lines         14131    14131              
  Branches       1509     1509              
============================================
- Hits           2824     1656    -1168     
- Misses        11275    12459    +1184     
+ Partials         32       16      -16     

Flag	Coverage Δ
integration_tests	11.71% <ø> (-8.27%)	⬇️

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