Introduces the ImageColorPicker resource tool for extracting color information from images via a POST API. Refactors ResourceServer and all resource tools to use async ServeResource methods, improving scalability and consistency. Updates JsSerializer with an engine-backed document store for efficient repeated JSON extraction.
Updated ICompatibleLogger to accept params object[] for flexible logging. Refactored TraceLogger to support the new interface and improved formatting. Added JsNative.cs to encapsulate ChakraCore P/Invoke interop, and updated JsCore to use JsNative for all native calls. Modified all resource tools to accept and use ICompatibleLogger for consistent logging. Updated project file to include new and updated sources.
