v1.2.3 (2026-04-20)

A patch release with bug fixes and documentation updates.

Features and Improvements

No notable features in this patch release.

Fixes

• fix(kubernetes): set explicit ephemeral-storage on virt-launcher pods: Prevents VM crashes caused by ephemeral-storage eviction by setting explicit domain.resources ephemeral-storage on the VirtualMachine spec. Uses sanitized limits and requests so virt-launcher pods do not inherit too-small namespace defaults. (@kvaps in [#2317], backport [#2423]).

Documentation

• [website] feat: add Telemetry page under OSS Health section: Add Telemetry page and initial data seeding to OSS Health docs (@tym83 in cozystack/website#471).
• [website] Refactor docs versions to major.minor variants: Move docs to major.minor versioning for v1.x series (@myasnikovdaniil in cozystack/website#477).
• [website] docs(tenants): document namespace layout and parent/child derivation (@lexfrei in cozystack/website#479).
• [website] docs(tenants): document the checkbox-then-edit-CR customization pattern (@lexfrei in cozystack/website#485).
• [website] docs: fix 14 broken links and stale talm anchor across v1 docs (@lexfrei in cozystack/website#486).
• [website] fix(og): update social badge image and title (@tym83 in cozystack/website#487).
• [website] docs(external-apps): rewrite guide for ApplicationDefinition API (@kitsunoff in cozystack/website#488).
• [website] docs: add CLAUDE.md for AI agent guidance (@myasnikovdaniil in cozystack/website#489).
• [website] fix: update /docs/v1/ redirect to latest v1.2 (@myasnikovdaniil in cozystack/website#492).
• [website] fix(ci): add OpenAPI spec download to GitHub Pages build (@myasnikovdaniil in cozystack/website#494).
• [website] feat(blog): add managed PostgreSQL with synchronous replication post (@tym83 in cozystack/website#497).
• [website] chore(blog): add images frontmatter for social preview on existing posts (@tym83 in cozystack/website#498).
• [website] feat(blog): taxonomies and client-side filter UI (@tym83 in cozystack/website#499).
• [website] style(oss-health): add breathing room between navbar and hero (@tym83 in cozystack/website#500).

Other repositories

• [talm] feat(config): migrate to Talos v1.12 multi-document config format: Upgrade Talos config format and modernize configuration handling (@lexfrei in cozystack/talm#116).
• [talm] chore(deps): bump dependencies and modernize codebase (@lexfrei in cozystack/talm#124).
• [external-apps-example] feat: replace MongoDB example with Minecraft apps from cozylex (@lexfrei in cozystack/external-apps-example#2).
• [ansible-cozystack] fix(examples): add v prefix to collection version in requirements.yml (@lexfrei in cozystack/ansible-cozystack#23).
• [ansible-cozystack] fix(plugins): replace ansible.utils.ipaddr with stdlib-based test plugin (@lexfrei in cozystack/ansible-cozystack#24).
• [ansible-cozystack] feat(examples): comprehensive node prerequisites audit (fixes [#19]) (@lexfrei in cozystack/ansible-cozystack#27).
• [ansible-cozystack] chore(deps): update dependency cozystack.installer to v1.2.3 (@app/renovate in cozystack/ansible-cozystack#29).
• [ansible-cozystack] feat(role): expose publishing.externalIPs and tenant-root ingress via role variables (@lexfrei in cozystack/ansible-cozystack#30).

Contributors

Thanks to everyone who contributed to this patch release:

• @app/github-actions
• @app/renovate
• @kitsunoff
• @kvaps
• @lexfrei
• @myasnikovdaniil
• @tym83

Full Changelog: https://github.com/cozystack/cozystack/compare/v1.2.2...v1.2.3