4.0.0

What's Changed

The main change in this release - bumping Serilog version to 4:

• Bump Serilog from 3.1.1 to 4.2.0 in /src by @dependabot in #55
• Bump Serilog from 3.1.1 to 4.2.0 by @sungam3r in #58

Other changes:

• Migrate to .NET9 by @sungam3r in #57

Misc

• Add code coverage by @sungam3r in #31
• Add tests to increase code coverage by @sungam3r in #32
• Add more tests by @sungam3r in #33
• Bump codecov/codecov-action from 3 to 4 by @dependabot in #34
• Bump Microsoft.NET.Test.Sdk from 17.8.0 to 17.9.0 by @dependabot in #35
• Bump xunit.runner.visualstudio from 2.5.6 to 2.5.7 by @dependabot in #36
• Bump xunit from 2.6.6 to 2.7.0 by @dependabot in #37
• Bump coverlet.msbuild from 6.0.0 to 6.0.1 by @dependabot in #38
• Bump MinVer from 4.3.0 to 5.0.0 by @dependabot in #39
• Bump coverlet.msbuild from 6.0.1 to 6.0.2 by @dependabot in #40
• Bump xunit from 2.7.0 to 2.8.0 by @dependabot in #44
• Bump xunit.runner.visualstudio from 2.5.7 to 2.8.0 by @dependabot in #45
• Bump Microsoft.NET.Test.Sdk from 17.9.0 to 17.10.0 by @dependabot in #46
• Bump codecov/codecov-action from 4 to 5 by @dependabot in #48
• Bump PolySharp from 1.14.1 to 1.15.0 in /src by @dependabot in #49
• Bump MinVer from 5.0.0 to 6.0.0 in /src by @dependabot in #50
• Bump xunit from 2.8.0 to 2.9.2 in /src by @dependabot in #51
• Bump PublicApiGenerator from 11.1.0 to 11.2.0 in /src by @dependabot in #53
• Bump BenchmarkDotNet from 0.13.12 to 0.14.0 in /src by @dependabot in #52
• Bump xunit.runner.visualstudio from 2.8.0 to 2.8.2 in /src by @dependabot in #56

Full Changelog: 3.0.0...4.0.0