v0.4.26

What's Changed

• fix(js): Fix retries for empty bodies by @jacoblee93 in https://github.com/langchain-ai/langsmith-sdk/pull/2003
• chore[py]: test py3.13 by @baskaryan in https://github.com/langchain-ai/langsmith-sdk/pull/2004
• feat: support pushing structured prompts back as they're pulled by @madams0013 in https://github.com/langchain-ai/langsmith-sdk/pull/1953
• feat(python): Otel developer improvements by @angus-langchain in https://github.com/langchain-ai/langsmith-sdk/pull/2001

Full Changelog: https://github.com/langchain-ai/langsmith-sdk/compare/v0.4.25...v0.4.26