Change license and add soundness checks

[lovetodream]

No description provided.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 99.07%. Comparing base (4146f59) to head (8f84005).

Additional details and impacted files

@@            Coverage Diff             @@
##             main      #13      +/-   ##
==========================================
+ Coverage   94.60%   99.07%   +4.46%     
==========================================
  Files          13        8       -5     
  Lines         742      324     -418     
==========================================
- Hits          702      321     -381     
+ Misses         40        3      -37     

Files	Coverage Δ
Sources/LoggingLoki/Batch.swift	100.00% <ø> (ø)
Sources/LoggingLoki/LokiLogHandler.swift	100.00% <100.00%> (ø)
Sources/LoggingLoki/LokiLogProcessor.swift	98.10% <100.00%> (+1.43%)	⬆️
Sources/LoggingLoki/LokiRequest.swift	100.00% <100.00%> (ø)
Sources/LoggingLoki/LokiStream.swift	100.00% <ø> (ø)
Sources/LoggingLoki/LokiTransformer.swift	100.00% <100.00%> (ø)
Sources/LoggingLoki/LokiTransport.swift	100.00% <ø> (ø)
Sources/LoggingLoki/Utility/Timeout.swift	100.00% <ø> (ø)

... and 5 files with indirect coverage changes

[github-advanced-security]

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