v3.199.0

Features

• feat(v4): add legacy api usage page by @maxdeichmann in #14558
• feat(sfdc): send langfuseDataRegion on updateOrg by @Steffen911 in #14527
• feat(trace): show subtree wall-clock duration on observations (LFE-10475) by @nkabardin in #14537
• feat(v4): add upgrade status tiles by @maxdeichmann in #14567
• feat(worker): replace blob export delay gauge with keep-up ratio (LFE-10521) by @niklassemmler in #14580

Fixes

• fix(filters): persist global time range across views (URL ⊕ localStorage) (LFE-10497) by @nkabardin in #14535
• fix(trace-timeline): anchor gantt origin to earliest start; stop truncating Timeline label (LFE-10496) by @nkabardin in #14539
• fix(date-picker): first calendar click starts a new range (LFE-8156) by @nkabardin in #14536
• fix(v4): fill empty timeline buckets by @maxdeichmann in #14571
• fix(v4): use auto timeline granularity by @maxdeichmann in #14566

Full Changelog: v3.198.0...v3.199.0