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Changelog

All notable changes to ClaimRider will be documented in this file.

Format loosely follows Keep a Changelog. Versioning is... look, just read the entries. We try.

[2.7.1] - 2026-06-25

Fixed

  • Dispatch engine: race condition when two claims hit the same adjuster slot within ~40ms of each other. The lock wasn't actually locking anything, it was just vibes. Fixed proper mutex around slotReservationMap. Took way too long to find. Fixes #CR-4481
  • Dispatch engine: priority queue was silently dropping P0 claims if the escalation window was set to anything under 90s. Why 90s? no idea. Magic number from 2023 I think, maybe Dmitri put it there. Added a floor check and a log line so at least we'll see it happen now
  • RMA formatter: formatRMABundle() was emitting empty <OriginZone> tags for claims with no zone assignment instead of omitting the field entirely. Downstream parser at TPA was choking on it. Simple fix but we didn't catch it because our test fixtures always have zones. Added a nil-check and a test case for the zoneless path. Ref: JIRA-8827
  • RMA formatter: date serialization was using local timezone instead of UTC when the host machine wasn't explicitly set to UTC. Fun discovery at 11pm on a Wednesday. Fixed to always use time.UTC explicitly.
  • Polygon ingestion pipeline: pipeline was stalling on multipolygon geometries with more than ~3200 vertices. Wasn't throwing, just... stopping. Added vertex count logging and a fallback simplification pass using Ramer-Douglas-Peucker at tolerance 0.0001 before we try to load into PostGIS. Not ideal but it unblocks the Nevada coverage import that's been sitting since March 14
  • Polygon ingestion pipeline: fixed incorrect SRID assumption — pipeline was assuming 4326 but some vendor shapefiles coming in from the midwest coverage team are still 3857. Added auto-detection based on spatial_ref header. Fixes #CR-4502
  • Polygon ingestion pipeline: removed hardcoded batch size of 847 (calibrated against some old TransUnion SLA doc from 2023-Q3, doesn't apply here). Now reads from POLYGON_BATCH_SIZE env var with a sane default of 500

Changed

  • Bumped go-geom dependency to v1.5.7 — needed for the SRID fix above
  • Dispatch engine log verbosity at DEBUG level is now actually useful. Before it was logging every heartbeat tick which made the real messages impossible to find

Known Issues

  • PDF export for RMA bundles still broken if claim count exceeds 200 items. This is CR-4490, blocked on the renderer team. Not our bug but it surfaces through our code so I'm noting it here

[2.7.0] - 2026-05-30

Added

  • Dispatch engine: new roundRobinWithAffinityOverride routing mode. If an adjuster has handled a claimant before within 180 days, claims route back to them preferentially. Business wanted this for months
  • RMA formatter: support for supplementalDocs array in bundle output — previously we silently dropped attachments over 3 items. Oops
  • Polygon ingestion: basic duplicate detection by geometry hash before insert. Saves about 40% of our ingestion time on re-runs

Fixed

  • Fixed a crash in dispatch when adjusterPool was empty and claim came in — returned a 500 instead of a proper 503 with retry header. CR-4399
  • RMA date range filter was off by one day on the end boundary. Classic

Changed

  • claimPriorityScore function refactored — old version was an embarrassing chain of nested ternaries. Readable now
  • Minimum Go version bumped to 1.22

[2.6.3] - 2026-04-11

Fixed

  • Hotfix: polygon ingestion was deleting records it shouldn't on a retry after partial failure. Data loss was possible. CR-4371 — CRÍTICO, por favor leer antes de hacer deploy en prod

[2.6.2] - 2026-03-28

Fixed

  • RMA formatter: <ClaimantRef> field was being truncated to 32 chars. Spec says 64. Nobody read the spec apparently (including me)
  • Dispatch: fixed memory leak in adjuster session cache that only showed up after ~6 days of continuous runtime. We noticed it in staging because Marcus left the environment running over spring break

[2.6.1] - 2026-03-03

Fixed

  • Dispatch engine failed silently when claim type was PROPERTY_PARTIAL and no zone was assigned. Now logs a warning and routes to overflow pool instead of vanishing into the void
  • Minor: version string in /health response was hardcoded to 2.5.9 because someone (me) forgot to update it

[2.6.0] - 2026-02-14

Added

  • Polygon ingestion pipeline: initial support for streaming large GeoJSON files without loading the whole thing into memory. Should handle files up to ~2GB now
  • New dispatchAuditLog table — every routing decision is now recorded with timestamp, adjuster ID, score, and reason code. Compliance asked for this in November, sorry it took so long
  • RMA formatter: configurable XML namespace prefix via RMA_NS_PREFIX env var

Changed

  • Dispatch engine default timeout raised from 8s to 15s after prod incidents in January
  • Refactored polygon coordinate normalization — old code had a comment that said // не трогай and I touched it. Took two days to fix what broke. Lesson learned

Removed

  • Dropped support for legacy v1 RMA schema. If you're still on that, you have bigger problems than this changelog

[2.5.9] - 2026-01-19

Fixed

  • Emergency patch: dispatch engine wasn't respecting MAX_CONCURRENT_CLAIMS env var at all. It was reading it but then ignoring it. The variable literally did nothing. Fixed. CR-4288

[2.5.8] - 2026-01-07

Fixed

  • Happy new year. Fixed the thing where claims submitted between 11:58pm and midnight on December 31 got assigned year+1 in their reference number. Only happens once a year so we kept missing it in testing

[2.5.0] - 2025-11-20

Added

  • Initial polygon ingestion pipeline (basic version — streaming came later in 2.6.0)
  • RMA formatter: batch export mode
  • Dispatch: soft-affinity routing (precursor to the proper affinity work in 2.7.0)

[2.4.x] - 2025-09 through 2025-10

A lot happened. The dispatch engine was basically rewritten. See git log if you care.

[2.0.0] - 2025-06-01

Initial stable release after the beta period. ClaimRider goes to prod. There was champagne. Then there was an incident at 3am. Then more champagne.