Version 9.0

General Changes

• This release removes all website rendering capabilities as announced in #496
• This release supports .NET 8 & 9, dropping support for .NET 6 & 7
• Modernize server code to match current standards (#517, #516, #515)
• Adds Kestrel as a new server engine (#526)

Content

• Adds support for Websockets (#82)
• Adds support for Open API (#436)
• Adds support for Server Sent Events (SSE) (#373)
• Allows to inspect any HTTP request generated by the server (#437)
• Adds support for YAML format (#539)
• Adds support for Zstandard compression (#494)
• Switch default error handler to generate JSON instead of HTML (#443)