v4.6.1

What's Changed

• chore: improve agent development setup by @hassiebp in https://github.com/langfuse/langfuse-python/pull/1642
• feat(ci): add RunnerContext and RegressionError for experiment GH action by @wochinge in https://github.com/langfuse/langfuse-python/pull/1635
• ci: allow prerelease branch releases by @hassiebp in https://github.com/langfuse/langfuse-python/pull/1647
• fix(openai): handle Azure stream chunks without delta by @hassiebp in https://github.com/langfuse/langfuse-python/pull/1648

Full Changelog: https://github.com/langfuse/langfuse-python/compare/v4.5.1...v4.6.1