v2.1.1

What's Changed

• Added docker compose and sample HTTP requests by @ricardoboss in #18
• Update pipeline to use .NET 8 (and add workflow file to solution) by @ricardoboss in #19
• Remove NLog and replace it with Microsoft.Extensions.Logging by @ricardoboss in #16
• Revise e-mail sending by @ricardoboss in #20
• Added ability to specify default headers in mail client by @ricardoboss in #23
• update NuGet dependencies by @chucker in #24
• Add package metadata and prepare for nuget.org release by @ricardoboss in #27

Full Changelog: 2.1...v2.1.1