feat(agent): Support creating unit tests

[skarllot]

Pull Request

Details on the issue fix or feature implementation

• Support creating unit tests

Confirm the following

• I started this PR by branching from the head of the default branch
• I have targeted the PR to merge into the default branch
• I have included unit tests for the issue/feature
• I have successfully run a local build

[codecov]

Codecov Report

Attention: Patch coverage is 96.55172% with 5 lines in your changes missing coverage. Please review.

Project coverage is 54.62%. Comparing base (daa69d4) to head (74cedfc).
Report is 1 commits behind head on main.

Files with missing lines	Patch %	Lines
...ons/CreateUnitTest/CreateUnitTestChatDefinition.cs	96.77%	1 Missing and 1 partial ⚠️
...Operations/CreateUnitTest/CreateUnitTestCommand.cs	97.36%	0 Missing and 2 partials ⚠️
src/FlowPair/Program.cs	0.00%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main      #28      +/-   ##
==========================================
+ Coverage   49.75%   54.62%   +4.86%     
==========================================
  Files          64       68       +4     
  Lines        1240     1384     +144     
  Branches       99      106       +7     
==========================================
+ Hits          617      756     +139     
- Misses        612      614       +2     
- Partials       11       14       +3     

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