v0.6.0b5

What's Changed

• Admin-UI screenshots in the docs — and the four bugs capturing them found by @jdrumgoole in #691
• site: v0.6.0b4 release blog post by @jdrumgoole in #694
• ci: bump the github-actions group across 1 directory with 13 updates by @dependabot[bot] in #665
• Refresh validation reports by @github-actions[bot] in #677
• Rust concurrency: honest re-measurement, CI wiring, findAndModify steal telemetry by @jdrumgoole in #464
• docs(perf): fold parked write-path experiments into findings (Finding 11) by @jdrumgoole in #695
• Rust server: oplog visibility point — change streams stop losing cross-collection events by @jdrumgoole in #696
• tests: pass filter="data" when extracting backup archives by @jdrumgoole in #697
• docs(perf): Finding 12 — Phase-0 truth baseline (concurrency-parity program) by @jdrumgoole in #698
• [security-clean] Security Review — 2026-07-30 by @github-actions[bot] in #699
• Rust server: key-only oplog prune + first-touch shard create + startAtOperationTime in-flight wait (+25% 1w / +62% 8w) by @jdrumgoole in #700
• Rust server: oplog experiment hooks + the append-path sweep (Finding 13) by @jdrumgoole in #701
• Rust server: ship the Finding-13 winners as defaults (+10% 1w / +14% 8w) by @jdrumgoole in #702
• docs: re-baseline concurrency + latency numbers (post-#696/#700/#702) + PGO profile retrain by @jdrumgoole in #703
• docs: insert-latency 'regression' bisected — #680's lazy-create cost shift, not a hot path by @jdrumgoole in #704
• Windows: ship a standalone secantusd-rs binary by @jdrumgoole in #705
• Python server: oplog visibility point — the Rust fix's twin by @jdrumgoole in #706

Full Changelog: secantusdb-v0.5.3-beta.154...v0.6.0b5