What's Changed
feat
* feat(otel): accept application/json content type spans by Steffen911 in https://github.com/langfuse/langfuse/pull/5450
* feat(otel): map traceloop.entity.input/output to input/output by Steffen911 in https://github.com/langfuse/langfuse/pull/5460
* feat: log all created s3 event files in clickhouse by Steffen911 in https://github.com/langfuse/langfuse/pull/5476
chore
* chore: enable tracing on all platforms by Steffen911 in https://github.com/langfuse/langfuse/pull/5461
* chore: instrument api authentication by Steffen911 in https://github.com/langfuse/langfuse/pull/5465
* chore(datasets): reduce max payload size in csv upload by marliessophie in https://github.com/langfuse/langfuse/pull/5466
* chore: remove event_log table by Steffen911 in https://github.com/langfuse/langfuse/pull/5471
* chore: drop postgres events table by Steffen911 in https://github.com/langfuse/langfuse/pull/5472
* chore: link to docs for batch export config errors by Steffen911 in https://github.com/langfuse/langfuse/pull/5484
* chore: hide trace deletion button on cloud until enabled again by marliessophie in https://github.com/langfuse/langfuse/pull/5495
* chore(csv-upload): reduce min chunk size by marliessophie in https://github.com/langfuse/langfuse/pull/5496
* chore: add additional attributes to ingestion spans by Steffen911 in https://github.com/langfuse/langfuse/pull/5499
* chore: propagate otel trace context to clickhouse spans by Steffen911 in https://github.com/langfuse/langfuse/pull/5501
* chore: upgrade dd-trace-js by Steffen911 in https://github.com/langfuse/langfuse/pull/5506
* chore: revert changes to session storage hook from 5314 by marliessophie in https://github.com/langfuse/langfuse/pull/5513
* chore: re-enable sentry; reverts 5505 by marliessophie in https://github.com/langfuse/langfuse/pull/5524
* chore: reduce authed request logging to debug by Steffen911 in https://github.com/langfuse/langfuse/pull/5527
* chore: delay project delete queue to allow for remaining events to be processed by Steffen911 in https://github.com/langfuse/langfuse/pull/5528
fix
* fix(dataset-upsert): filter on dataset evals triggered in trace-upsert queue by marliessophie in https://github.com/langfuse/langfuse/pull/5353
* fix: add clickhouse final for traces grouped by name dashboard by maxdeichmann in https://github.com/langfuse/langfuse/pull/5474
* fix: map token filters for ui table to fitting clickhouse types by Steffen911 in https://github.com/langfuse/langfuse/pull/5482
* fix: delete media and event files from S3 on project delete by Steffen911 in https://github.com/langfuse/langfuse/pull/5504
* fix: disable sentry by maxdeichmann in https://github.com/langfuse/langfuse/pull/5505
* fix: delete event files from s3 after retention period end by Steffen911 in https://github.com/langfuse/langfuse/pull/5509
* fix(datasets): broken link in compare view by marliessophie in https://github.com/langfuse/langfuse/pull/5521
* fix(env): standardize AZURE_AD auth environment variables and add all to .env.prod.example by marcklingen in https://github.com/langfuse/langfuse/pull/5530
style
* style(dashboard): round to two decimals on model latencies chart by marliessophie in https://github.com/langfuse/langfuse/pull/5473
docs
* docs: new readme by jannikmaierhoefer in https://github.com/langfuse/langfuse/pull/5446
* docs: add translations of README for Chinese, Japanese and Korean by jannikmaierhoefer in https://github.com/langfuse/langfuse/pull/5479
perf
* perf(tables): disable link prefetching in viewport, only prefetch on link hover by marliessophie in https://github.com/langfuse/langfuse/pull/5508
* perf(exports): increase max row limit to 1M by hassiebp in https://github.com/langfuse/langfuse/pull/5512
* perf(tables): truncate large I/O content preview in tables by marliessophie in https://github.com/langfuse/langfuse/pull/5531
**Full Changelog**: https://github.com/langfuse/langfuse/compare/v3.26.0...v3.27.0