Windows support and other various changes

[fpseverino]

Issue #9

Originally authored by @compnerd in marmelroy#246

• Add support for Windows
• Add Windows CI tests
• Drop support for Swift 5.8
• Adopt swift-format
• Add CI for iOS and MUSL
• Various bug fixes

[codecov]

Codecov Report

Attention: Patch coverage is 98.17073% with 3 lines in your changes missing coverage. Please review.

Project coverage is 96.85%. Comparing base (567d515) to head (3078cbf).
Report is 1 commits behind head on main.

Files with missing lines	Patch %	Lines
Sources/Zip/Zip.swift	97.41%	3 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main      #10      +/-   ##
==========================================
+ Coverage   96.07%   96.85%   +0.77%     
==========================================
  Files           7        8       +1     
  Lines         331      381      +50     
==========================================
+ Hits          318      369      +51     
+ Misses         13       12       -1     

Files with missing lines	Coverage Δ
Sources/Zip/ArchiveFile.swift	100.00% <100.00%> (ø)
Sources/Zip/Date+dosDate.swift	100.00% <100.00%> (ø)
Sources/Zip/FileManager+ProcessedFilePath.swift	100.00% <100.00%> (ø)
Sources/Zip/QuickZip.swift	100.00% <100.00%> (ø)
Sources/Zip/URL+nativePath.swift	100.00% <100.00%> (ø)
Sources/Zip/ZipCompression.swift	100.00% <ø> (ø)
Sources/Zip/Zip.swift	94.82% <97.41%> (+1.46%)	⬆️

[compnerd]

There are a lot of superfluous changes that make this difficult to review. Can you split out the changes to the doc comments into a separate change as a starting point?

[fpseverino]

@compnerd I made a new PR with the changes related to Windows (in Zip.swift there are stil some unrelated changes that are hard to revert, I'm sorry)