Typecheck the three test workspace packages, and fix the registerPrompt typing defect they were hiding - #2841

Typecheck the three test workspace packages, and fix the registerPrompt typing defect they were hiding#2841

sharziki wants to merge 4 commits into

modelcontextprotocol:mainmodelcontextprotocol/typescript-sdk:mainfrom

sharziki:fix/typecheck-test-packagessharziki/typescript-sdk:fix/typecheck-test-packagesCopy head branch name to clipboard