chore: ud-container env variable for formalising the errors

[adarsh0728]

numaproj/numaflow#2467

[codecov]

Codecov Report

Attention: Patch coverage is 44.44444% with 5 lines in your changes missing coverage. Please review.

Please upload report for BASE (main@c3737df). Learn more about missing BASE report.

Files with missing lines	Patch %	Lines
...java/io/numaproj/numaflow/batchmapper/Service.java	0.00%	0 Missing and 1 partial ⚠️
...o/numaproj/numaflow/mapper/MapSupervisorActor.java	0.00%	0 Missing and 1 partial ⚠️
...ava/io/numaproj/numaflow/servingstore/Service.java	50.00%	1 Missing ⚠️
...ain/java/io/numaproj/numaflow/sourcer/Service.java	0.00%	1 Missing ⚠️
...ow/sourcetransformer/TransformSupervisorActor.java	0.00%	0 Missing and 1 partial ⚠️

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #170   +/-   ##
=======================================
  Coverage        ?   58.33%           
  Complexity      ?      410           
=======================================
  Files           ?      137           
  Lines           ?     3053           
  Branches        ?      192           
=======================================
  Hits            ?     1781           
  Misses          ?     1146           
  Partials        ?      126           

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