Release 1.1.0

What's Changed

• add support for app_config.h by @shadow578 in #12
• feat: Arduino core version macros by @shadow578 in #13
• add unit testing and setup ci by @shadow578 in #11
• update CI workflows by @shadow578 in #14
• feat: Usart driver enhancements by @shadow578 in #10

Full Changelog: 1.0.0...1.1.0