[toolhive-release-app]

Release v0.0.51

Version Bump

patch release

Files Updated

• VERSION
• deploy/helm/mecak8s/Chart.yaml (path: version)
• deploy/helm/mecak8s/Chart.yaml (path: appVersion)
• deploy/helm/mecak8s/values.yaml (path: image.tag)
• deploy/helm/mecatl-studio/Chart.yaml (path: version)
• deploy/helm/mecatl-studio/Chart.yaml (path: appVersion)

Next Steps

1. Review this PR
2. Merge to main
3. Release automation will handle the rest

Checklist

• Version bump is correct
• All CI checks pass

---

Shipping in v0.0.51

Commits on main since v0.0.50:

• fix(guardrails): stop yolo sessions waiting on the guardrail checker (fix(guardrails): stop yolo sessions waiting on the guardrail checker #2519)
• fix(placement): show short branch names for worktrees (fix(placement): show short branch names for worktrees #2504)
• perf(agent): frame subagent delegation by cost and keep verification in the parent (perf(agent): frame subagent delegation by cost and keep verification in the parent #2520)
• feat(authn): own sessions by the sign-in's sub_id identity (feat(authn): own sessions by the sign-in's sub_id identity #2497)
• chore(catalog): refresh models.dev curated subset (chore(catalog): refresh models.dev curated subset #2517)
• test(mecatui): make template clock refresh test deterministic (test(mecatui): make template clock refresh test deterministic #2518)
• chore(deps): lock file maintenance (chore(deps): lock file maintenance #2515)
• chore(deps): update github.com/charmbracelet/x/exp/teatest/v2 digest to 835ad00 (chore(deps): update github.com/charmbracelet/x/exp/teatest/v2 digest to 835ad00 #2511)
• chore(deps): update javascript dependencies (chore(deps): update javascript dependencies #2514)
• chore(deps): update node.js to ef42c77 (chore(deps): update node.js to ef42c77 #2512)
• chore(deps): update pnpm to v12 (chore(deps): update pnpm to v12 #2510)
• chore(deps): update dependency typescript to v7 (chore(deps): update dependency typescript to v7 #2506)
• chore(deps): update dependency helm to v4 (chore(deps): update dependency helm to v4 #2505)
• chore(deps): update go dependencies (chore(deps): update go dependencies #2500)
• chore(deps): update module github.com/anthropics/anthropic-sdk-go to v2 (chore(deps): update module github.com/anthropics/anthropic-sdk-go to v2 #2509)
• chore(deps): update javascript dependencies (chore(deps): update javascript dependencies #2499)
• chore(deps): update tooling dependencies (chore(deps): update tooling dependencies #2501)
• chore(deps): update dependency happy-dom to v21 (chore(deps): update dependency happy-dom to v21 #2503)
• chore(deps): update dependency vitest to v5 (chore(deps): update dependency vitest to v5 #2508)
• chore(deps): update actions/setup-go action to v7 (chore(deps): update actions/setup-go action to v7 #2502)
• fix(deps): pick up the CVE-2026-111497 Brotli fix and clear the Studio and SDK audits (fix(deps): pick up the CVE-2026-111497 Brotli fix and clear the Studio and SDK audits #2507)
• docs(agent-identity): record how broker sessions follow Mecatl sessions (docs(agent-identity): record how broker sessions follow Mecatl sessions #2496)
• docs(agent-identity): record the registration decisions settled in implementation (docs(agent-identity): record the registration decisions settled in implementation #2495)
• test(identitybroker): verify a session's held credential through the broker (test(identitybroker): verify a session's held credential through the broker #2486)