Update changelog for release PRs #830 through #901 (#832)

Adds changelog entries for release PRs #830 through #901 (2026-05-11 to
2026-06-01).

This PR should be merged **after** the release PR #901.

## Summary

Covers 13 releases:
- **#839** (v0.0.49): Quota instance tracking, LIQUID API fixes
- **#842** (v0.0.50): RAM unit alignment for CR/quota
- **#845** (v0.0.51): CR API Limes validations, API server startup race
fix, CR metrics
- **#848** (v0.0.52): Tolerate unreachable remote clusters
- **#850** (v0.0.53): QuotaUpdateNeedsProjectMetadata, remove non-docker
tests
- **#857** (v0.0.54): Quota enforcement filter, AZ without lighthouse
cluster
- **#861** (v0.0.55): Quota observability, CR syncer units, configurable
RAM unit
- **#866** (v0.0.56): Simplify CR dry run logic, postgres 18.4 security
upgrade
- **#877** (v0.0.57): CR alerts, kubectl wide view, KVM weigher, weigher
validation
- **#883** (v0.0.58): Pipeline webhook fix, CR pipeline scheduling,
capacity filter fix
- **#893** (v0.0.59): KVM os_type probing, VM allocation fixes, CR
safeguards, postgres CVE rebuild
- **#901** (v0.0.60): Quota Knowledge CRD fix, reservations refactor
- **#830** (v0.0.48): CPU core commitments, ProjectQuota per-AZ split,
FlavorGroupCapacity routing

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-authored-by: cortex-ai-agents[bot] <279748396+cortex-ai-agents[bot]@users.noreply.github.com>
Co-authored-by: Philipp Matthes <PhilippMatthes@users.noreply.github.com>
Co-authored-by: Claude Opus 4.7 <noreply@anthropic.com>

Author: 3 people

CHANGELOG.md

@@ -1,5 +1,212 @@
 # Changelog
 
+## 2026-06-01 — [#901](https://github.com/cobaltcore-dev/cortex/pull/901)
+
+### cortex v0.0.60 (sha-12c6f24d)
+
+Non-breaking changes:
+- Fix quota filter to use Knowledge CRD flavor groups for Limes summary RAM conversion ([#898](https://github.com/cobaltcore-dev/cortex/pull/898))
+- Refactor reservations: extract shared `ResourcesToBlock` to replace duplicated reservation blocking logic ([#896](https://github.com/cobaltcore-dev/cortex/pull/896))
+- Update `github.com/sapcc/go-bits` ([#894](https://github.com/cobaltcore-dev/cortex/pull/894), [#897](https://github.com/cobaltcore-dev/cortex/pull/897), [#899](https://github.com/cobaltcore-dev/cortex/pull/899))
+- Update `github.com/cobaltcore-dev/openstack-hypervisor-operator` to v1.2.3 ([#900](https://github.com/cobaltcore-dev/cortex/pull/900))
+
+### cortex-nova v0.0.73 (sha-12c6f24d)
+
+Includes updated chart cortex v0.0.60.
+
+## 2026-05-27 — [#893](https://github.com/cobaltcore-dev/cortex/pull/893)
+
+### cortex v0.0.59 (sha-6bc914a6)
+
+Non-breaking changes:
+- Probe `os_type` for KVM servers during server sync ([#886](https://github.com/cobaltcore-dev/cortex/pull/886))
+- Fix: subtract VM allocations when counting placeable slots ([#891](https://github.com/cobaltcore-dev/cortex/pull/891))
+- Fix: kvm-report-capacity to ignore VM allocations ([#885](https://github.com/cobaltcore-dev/cortex/pull/885))
+- Add CR safeguards, throttle CRD creation, adding limit ([#884](https://github.com/cobaltcore-dev/cortex/pull/884))
+- Fix postgres: rebuild image to resolve CVEs ([#888](https://github.com/cobaltcore-dev/cortex/pull/888))
+- Update `github.com/sapcc/go-bits` ([#889](https://github.com/cobaltcore-dev/cortex/pull/889))
+- Update `peter-evans/create-pull-request` action to v8 ([#890](https://github.com/cobaltcore-dev/cortex/pull/890))
+
+### cortex-postgres v0.6.4 (sha-8cc792c5)
+
+Non-breaking changes:
+- Rebuild image to resolve CVEs ([#888](https://github.com/cobaltcore-dev/cortex/pull/888))
+
+### cortex-nova v0.0.72 (sha-6bc914a6)
+
+Includes updated charts cortex v0.0.59 and cortex-postgres v0.6.4.
+
+## 2026-05-22 — [#883](https://github.com/cobaltcore-dev/cortex/pull/883)
+
+### cortex v0.0.58 (sha-97506e29)
+
+Non-breaking changes:
+- Fix: pipeline validating webhook prevented updates ([#882](https://github.com/cobaltcore-dev/cortex/pull/882))
+- Fix: use pipelines for CR scheduling requests that don't write history ([#881](https://github.com/cobaltcore-dev/cortex/pull/881))
+- Fix: capacity filter considers also reservations that are placed but waiting for 2nd reconcile cycle for status update ([#880](https://github.com/cobaltcore-dev/cortex/pull/880))
+- Add shadow mode and decision metric to quota filter ([#876](https://github.com/cobaltcore-dev/cortex/pull/876))
+
+### cortex-nova v0.0.71 (sha-97506e29)
+
+Includes updated charts cortex v0.0.58 and cortex-postgres v0.6.3.
+
+## 2026-05-22 — [#877](https://github.com/cobaltcore-dev/cortex/pull/877)
+
+### cortex v0.0.57 (sha-110712de)
+
+Non-breaking changes:
+- Fix: CR alerts fixed ([#870](https://github.com/cobaltcore-dev/cortex/pull/870))
+- Enrich CommittedResource kubectl wide view with status summary ([#868](https://github.com/cobaltcore-dev/cortex/pull/868))
+- Fix: update for flavors with memory amount without vram ([#869](https://github.com/cobaltcore-dev/cortex/pull/869))
+- Add `kvm_committed_resource_reservation` weigher ([#854](https://github.com/cobaltcore-dev/cortex/pull/854))
+- Fix(scheduling): skip weigher validation when no hosts to weigh ([#865](https://github.com/cobaltcore-dev/cortex/pull/865))
+- Add greq logger context and cycle status log to capacity controller ([#864](https://github.com/cobaltcore-dev/cortex/pull/864))
+- Fix: update KVM host OS version retrieval to use status field ([#872](https://github.com/cobaltcore-dev/cortex/pull/872))
+- Update `github.com/sapcc/go-bits` ([#878](https://github.com/cobaltcore-dev/cortex/pull/878))
+
+### cortex-postgres v0.6.2 (sha-b012ae82)
+
+Non-breaking changes:
+- Bump to PostgreSQL 18.4 and apply base image security upgrades ([#863](https://github.com/cobaltcore-dev/cortex/pull/863))
+
+### cortex-nova v0.0.70 (sha-110712de)
+
+Includes updated charts cortex v0.0.57 and cortex-postgres v0.6.2.
+
+## 2026-05-20 — [#866](https://github.com/cobaltcore-dev/cortex/pull/866)
+
+### cortex v0.0.56 (sha-83b608ea)
+
+Non-breaking changes:
+- Simplify dry run logic for committed resources ([#862](https://github.com/cobaltcore-dev/cortex/pull/862))
+
+### cortex-nova v0.0.69 (sha-83b608ea)
+
+Includes updated chart cortex v0.0.56.
+
+## 2026-05-18 — [#861](https://github.com/cobaltcore-dev/cortex/pull/861)
+
+### cortex v0.0.55 (sha-3ec99921)
+
+Non-breaking changes:
+- Quota: improve status completeness and observability ([#858](https://github.com/cobaltcore-dev/cortex/pull/858))
+- Fix: CR syncer uses units correctly ([#859](https://github.com/cobaltcore-dev/cortex/pull/859))
+- Make RAM unit per flavor group operator-configurable ([#860](https://github.com/cobaltcore-dev/cortex/pull/860))
+
+### cortex-nova v0.0.68 (sha-3ec99921)
+
+Includes updated chart cortex v0.0.55.
+
+## 2026-05-18 — [#857](https://github.com/cobaltcore-dev/cortex/pull/857)
+
+### cortex v0.0.54 (sha-3981e731)
+
+Non-breaking changes:
+- Add quota enforcement filter ([#855](https://github.com/cobaltcore-dev/cortex/pull/855))
+- Quota endpoint handles AZ without lighthouse cluster ([#856](https://github.com/cobaltcore-dev/cortex/pull/856))
+- Update external dependencies ([#852](https://github.com/cobaltcore-dev/cortex/pull/852))
+- Update `github.com/sapcc/go-bits` ([#851](https://github.com/cobaltcore-dev/cortex/pull/851))
+
+### cortex-nova v0.0.67 (sha-3981e731)
+
+Includes updated chart cortex v0.0.54.
+
+## 2026-05-18 — [#850](https://github.com/cobaltcore-dev/cortex/pull/850)
+
+### cortex v0.0.53 (sha-aa518eb5)
+
+Non-breaking changes:
+- LIQUID info: set `QuotaUpdateNeedsProjectMetadata` to true ([#849](https://github.com/cobaltcore-dev/cortex/pull/849))
+
+### General
+
+Non-breaking changes:
+- Remove non-docker tests from CI ([#834](https://github.com/cobaltcore-dev/cortex/pull/834))
+
+### cortex-nova v0.0.66 (sha-aa518eb5)
+
+Includes updated chart cortex v0.0.53.
+
+## 2026-05-13 — [#848](https://github.com/cobaltcore-dev/cortex/pull/848)
+
+### cortex v0.0.52 (sha-8dd7100b)
+
+Non-breaking changes:
+- Fix: tolerate unreachable remote clusters during field index setup ([#844](https://github.com/cobaltcore-dev/cortex/pull/844))
+- Fix: CR API responses matching Limes validations ([#843](https://github.com/cobaltcore-dev/cortex/pull/843))
+- Fix: start API server only after cache sync to prevent startup race ([#836](https://github.com/cobaltcore-dev/cortex/pull/836))
+- Add Prometheus metrics and alerting for the committed resource ([#840](https://github.com/cobaltcore-dev/cortex/pull/840))
+
+### cortex-nova v0.0.65 (sha-8dd7100b)
+
+Includes updated chart cortex v0.0.52.
+
+## 2026-05-12 — [#845](https://github.com/cobaltcore-dev/cortex/pull/845)
+
+### cortex v0.0.51 (sha-98597910)
+
+Non-breaking changes:
+- Fix: CR API responses matching Limes validations ([#843](https://github.com/cobaltcore-dev/cortex/pull/843))
+- Fix: start API server only after cache sync to prevent startup race ([#836](https://github.com/cobaltcore-dev/cortex/pull/836))
+- Add Prometheus metrics and alerting for the committed resource ([#840](https://github.com/cobaltcore-dev/cortex/pull/840))
+
+### cortex-nova v0.0.64 (sha-98597910)
+
+Includes updated chart cortex v0.0.51.
+
+## 2026-05-12 — [#842](https://github.com/cobaltcore-dev/cortex/pull/842)
+
+### cortex v0.0.50 (sha-c8663afb)
+
+Non-breaking changes:
+- Fix(CR): align the RAM resource unit exposed to Limes for CR/quota based on fixed/varying ram/core ratio ([#841](https://github.com/cobaltcore-dev/cortex/pull/841))
+
+### cortex-nova v0.0.63 (sha-c8663afb)
+
+Includes updated chart cortex v0.0.50.
+
+## 2026-05-11 — [#839](https://github.com/cobaltcore-dev/cortex/pull/839)
+
+### cortex v0.0.49 (sha-b570ae10)
+
+Non-breaking changes:
+- Track instance count (VM count) per project/AZ in quota ([#837](https://github.com/cobaltcore-dev/cortex/pull/837))
+- Fix: LIQUID API info and capacity endpoint bugs ([#838](https://github.com/cobaltcore-dev/cortex/pull/838))
+- Register ProjectQuota multicluster router in main ([#831](https://github.com/cobaltcore-dev/cortex/pull/831))
+
+### cortex-nova v0.0.62 (sha-b570ae10)
+
+Includes updated chart cortex v0.0.49.
+
+## 2026-05-11 — [#830](https://github.com/cobaltcore-dev/cortex/pull/830)
+
+### cortex v0.0.48 (sha-86af7a6e)
+
+Non-breaking changes:
+- Add CPU core committed resources — cores commitments use arithmetic headroom checks against `FlavorGroupCapacity.Status.TotalCapacity` instead of creating Reservation CRDs ([#826](https://github.com/cobaltcore-dev/cortex/pull/826))
+- Split `ProjectQuota` CRD into per-AZ CRDs (one CRD per project+AZ), add `AvailabilityZone` field to spec, and flatten status fields to per-AZ `map[string]int64` ([#827](https://github.com/cobaltcore-dev/cortex/pull/827))
+- Add `ProjectQuotaResourceRouter` for multicluster routing of `ProjectQuota` CRDs by availability zone ([#827](https://github.com/cobaltcore-dev/cortex/pull/827))
+- Add `FlavorGroupCapacityResourceRouter` for multicluster routing of `FlavorGroupCapacity` CRDs by availability zone ([#824](https://github.com/cobaltcore-dev/cortex/pull/824))
+- Register `FlavorGroupCapacity` router in manager's multicluster client ([#828](https://github.com/cobaltcore-dev/cortex/pull/828))
+- Add `TotalCapacity` field to `FlavorGroupCapacityStatus` for tracking total capacity of eligible hosts in an empty-datacenter scenario ([#826](https://github.com/cobaltcore-dev/cortex/pull/826))
+- Report capacity per resource type (RAM, cores, instances) in `report-capacity` endpoint instead of flat slot count ([#826](https://github.com/cobaltcore-dev/cortex/pull/826))
+- Switch LIQUID API commitment unit from multiples of the smallest flavor's RAM to a fixed 1 GiB per unit ([#822](https://github.com/cobaltcore-dev/cortex/pull/822))
+- Rename resource types in project capacity metrics: `vcpu` → `cpu`, `memory` → `ram` to align with host capacity metrics ([#823](https://github.com/cobaltcore-dev/cortex/pull/823))
+- Rename metrics for unused VMware commitments to clarify they represent the unused portion, not total ([#820](https://github.com/cobaltcore-dev/cortex/pull/820))
+- Disable weighers in `vmware-hana-bin-packing` pipeline (filters-only mode) ([#816](https://github.com/cobaltcore-dev/cortex/pull/816))
+- Fix concurrency issue in CommittedResource CRD updates ([#825](https://github.com/cobaltcore-dev/cortex/pull/825))
+- Update `go.xyrillian.de/gg` v1.7.0 (renamed from `github.com/majewsky/gg`), `sapcc/go-api-declarations` v1.22.0, `sapcc/go-bits`, `openstack-hypervisor-operator` v1.2.2 ([#817](https://github.com/cobaltcore-dev/cortex/pull/817), [#818](https://github.com/cobaltcore-dev/cortex/pull/818))
+- Update `controller-gen` to v0.21.0 (CRD annotation bump)
+- Update `actions/create-github-app-token` to v3 ([#819](https://github.com/cobaltcore-dev/cortex/pull/819))
+- Use beefy runner for CodeQL workflow
+
+### cortex-nova v0.0.61 (sha-86af7a6e)
+
+Includes updated chart cortex v0.0.48.
+
+Non-breaking changes:
+- Remove all weighers from `vmware-hana-bin-packing` pipeline template ([#816](https://github.com/cobaltcore-dev/cortex/pull/816))
+
 ## 2026-05-07 — [#814](https://github.com/cobaltcore-dev/cortex/pull/814)
 
 ### cortex v0.0.47 (sha-b8cecd0c)