MG-37 - Add Rules Engine tests

[nyagamunene]

What type of PR is this?

This is a feature because it adds the following functionality:

• it add test for rules engine i.e. endpoint and service

What does this do?

It add test for rules engine i.e. endpoint and service

Which issue(s) does this PR fix/relate to?

• Related Issue Add Rules Engine tests #37
• Resolves Add Rules Engine tests #37

Have you included tests for your changes?

Yes

Did you document any new/modified feature?

No

Notes

[codecov]

Codecov Report

Attention: Patch coverage is 90.24390% with 4 lines in your changes missing coverage. Please review.

Project coverage is 33.25%. Comparing base (9c15ba6) to head (b11ce98).
Report is 1 commits behind head on main.

Files with missing lines	Patch %	Lines
re/api/transport.go	66.66%	2 Missing and 1 partial ⚠️
re/service.go	96.87%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main      #74      +/-   ##
==========================================
+ Coverage   30.12%   33.25%   +3.12%     
==========================================
  Files          89       91       +2     
  Lines       13198    12571     -627     
==========================================
+ Hits         3976     4180     +204     
+ Misses       8752     7970     -782     
+ Partials      470      421      -49     

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