fix(auth): deduplicate concurrent auth() calls to prevent rotating refresh token race#1803

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lanxevo3 wants to merge 3 commits intomodelcontextprotocol:mainfrom

lanxevo3:fix/oauth-refresh-race-condition

Commits on Mar 26, 2026

fix(auth): enforce form-urlencoded Content-Type for token endpoint
lanxevo3
committed
Merge branch 'main' of https://github.com/lanxevo3/typescript-sdk
lanxevo3
committed

Commits on Mar 28, 2026

fix(auth): deduplicate concurrent auth() calls to prevent refresh token race
lanxevo3
committed