feat: add TenantId to default logger properties

[jihed-garaouch]

Issue number: #1109

Summary

Adds the TenantId from ILambdaContext to the default logger properties to support
AWS Lambda Tenant Isolation observability.

Changes

• Added TenantId property to LoggingLambdaContext
• Propagated TenantId from ILambdaContext during context extraction
• Extended existing tests to validate TenantId extraction

User experience

Please share what the user experience looks like before and after this change

Checklist

Please leave checklist items unchecked if they do not apply to your change.

• Meets tenets criteria
• I have performed a self-review of this change
• Changes have been tested
• Changes are documented
• PR title follows conventional commit semantics

Is this a breaking change?

RFC issue number:

Checklist:

• Migration process documented
• Implement warnings (if it can live side by side)

Acknowledgment

By submitting this pull request, I confirm that you can use, modify, copy, and redistribute this contribution, under the terms of your choice.

Disclaimer: We value your time and bandwidth. As such, any pull requests created on non-triaged issues might not be successful.

[boring-cyborg]

Thanks a lot for your first contribution! Please check out our contributing guidelines and don't hesitate to ask whatever you need.
In the meantime, check out the #dotnet channel on our Powertools for AWS Lambda Discord: Invite link

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 79.23%. Comparing base (8ac20f0) to head (05c925a).
⚠️ Report is 7 commits behind head on develop.

Additional details and impacted files

@@             Coverage Diff             @@
##           develop    #1113      +/-   ##
===========================================
+ Coverage    79.22%   79.23%   +0.01%     
===========================================
  Files          299      299              
  Lines        12435    12441       +6     
  Branches      1489     1490       +1     
===========================================
+ Hits          9852     9858       +6     
  Misses        2128     2128              
  Partials       455      455              

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[hjgraca]

LGTM

[Copilot]

Pull request overview

This pull request adds TenantId support to the Powertools logging library to enable AWS Lambda Tenant Isolation observability. The changes capture the TenantId from the ILambdaContext and store it in the internal LoggingLambdaContext for use in logging.

Key Changes:

• Added TenantId property to LoggingLambdaContext internal class
• Updated context extraction logic to capture TenantId from ILambdaContext
• Extended test coverage to validate TenantId extraction

Reviewed changes

Copilot reviewed 2 out of 2 changed files in this pull request and generated 2 comments.

File	Description
libraries/src/AWS.Lambda.Powertools.Logging/Internal/LoggingLambdaContext.cs	Added TenantId property and extraction logic to capture tenant information from Lambda context
libraries/tests/AWS.Lambda.Powertools.Logging.Tests/Context/LambdaContextTest.cs	Updated test cases to include TenantId in test setup and validation assertions

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[sonarqubecloud]

Quality Gate passed

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
0.0% Coverage on New Code
0.0% Duplication on New Code

See analysis details on SonarQube Cloud

[boring-cyborg]

Awesome work, congrats on your first merged pull request and thank you for helping improve everyone's experience!