fix: accumulate OAuth scopes on 401/403 instead of overwriting#1657

rechedev9 wants to merge 3 commits intomodelcontextprotocol:mainmodelcontextprotocol/typescript-sdk:mainfrom

rechedev9:fix/scope-overwrite-infinite-reauthrechedev9/typescript-sdk:fix/scope-overwrite-infinite-reauthCopy head branch name to clipboard