[Upstream Update] Istio 1.28.1 → 1.29.0

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Summary

Istio 1.29.0 is now available. This is a major version update that likely includes new features, bug fixes, and potential configuration changes.

Release Information

• Current pin: 1.28.1
• Latest release: 1.29.0
• Release date: 2026-02-16
• Target branch: master

Files Affected

Per docs/upstream-versions.md, Istio is pinned in:

• guides/prereq/gateway-provider/istio.helmfile.yaml

Recommended Actions

1. Review release notes: (istio.io/redacted)
2. Check breaking changes in the release announcement
3. Update helmfile:

   # Update version reference from 1.28.1 to 1.29.0

4. Test in staging environment before production rollout
5. Review CRD changes that may affect gateway-provider configs

Impact

MEDIUM - Major version updates typically include:

• New features and capabilities
• Performance improvements
• Bug fixes
• Potential configuration schema changes
• CRD updates

Upstream References

• Release: https://github.com/istio/istio/releases/tag/1.29.0
• Artifacts: (gcsweb.istio.io/redacted)
• Release Notes: (istio.io/redacted)

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Note: This repository (llm-d-infra) contains templates only. The actual helmfile needs to be updated in the repository where guides/prereq/gateway-provider/istio.helmfile.yaml resides.

Generated by Upstream Dependency Monitor