Add OAuth2 token lifecycle authenticators (#2361)#2362

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alexeyzimarev merged 12 commits intodevfrom

feature/oauth2-token-lifecycle

Mar 1, 2026

Commits on Mar 1, 2026

Add design doc for OAuth2 token lifecycle authenticators (#2101)

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Add implementation plan for OAuth2 token lifecycle authenticators

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feat: add OAuth2 token data models (RFC 6749)

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feat: add OAuth2 client credentials authenticator with token lifecycle

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test: add tests for OAuth2 client credentials authenticator

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feat: add OAuth2 refresh token authenticator with token lifecycle

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test: add tests for OAuth2 refresh token authenticator

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feat: add generic OAuth2 token authenticator with delegate provider

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test: add tests for generic OAuth2 token authenticator

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docs: add documentation for OAuth2 token lifecycle authenticators

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refactor: extract shared token endpoint logic into base class

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Address Qodo code review: CancellationToken, nullable ExpiresIn, scope on refresh

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