Integrate Kotlin multiplatform build with NPM publishing workflow#12

Copilot wants to merge 4 commits intocopilot/fix-68751953-ec1b-4f7f-baaf-bea86fb34a74litlfred/fmlrunner:copilot/fix-68751953-ec1b-4f7f-baaf-bea86fb34a74from

copilot/fix-2b72f72c-a0f4-4b43-9a99-cdd1eb0ac6cflitlfred/fmlrunner:copilot/fix-2b72f72c-a0f4-4b43-9a99-cdd1eb0ac6cfCopy head branch name to clipboard