What's Changed
* feat(UI): "does not contain" filter on string fields by marcklingen in https://github.com/langfuse/langfuse/pull/562
* fix(core): for failed events return correct errors on ingestion by maxdeichmann in https://github.com/langfuse/langfuse/pull/566
* feat(auth): show SSO options on /auth/sign-up by marcklingen in https://github.com/langfuse/langfuse/pull/564
* chore(deps): upgrade trpc and posthog by marcklingen in https://github.com/langfuse/langfuse/pull/560
* feat(cloud): add comment on signup re demo account by marcklingen in https://github.com/langfuse/langfuse/pull/565
* feat(cloud): add data region switch for langfuse cloud by marcklingen in https://github.com/langfuse/langfuse/pull/558
* feat(telemetry): count users by marcklingen in https://github.com/langfuse/langfuse/pull/563
* feat(telemetry): include version number by marcklingen in https://github.com/langfuse/langfuse/pull/567
**Full Changelog**: https://github.com/langfuse/langfuse/compare/v1.5.1...v1.6.0