chore: release main

[snowdream]

📦 Release Preparation

This PR was autogenerated by release-please.

⚠️ Critical Actions Before Merging

1. Verify Quality: Ensure all CI checks (Lint, Test, Security) are passing.
2. Review Changelog: Confirm that the generated notes below accurately reflect the changes.
3. Sanity Check: If this is a major version, verify that breaking changes are correctly documented.

Merging this PR will create a GitHub Release and a Git Tag. 🚀

0.29.1

0.29.1 (2026-09-04)

🐛 Bug Fixes

• update: correctly infer backend from config key prefix in updateConfigAndLockfile (3c81b81)
• update: use installation.Backend as authoritative source in updateConfigAndLockfile (7f7a5c8)

♻️ Miscellaneous Chores

• ci: bump unirtm-version to 0.29.0 across workflow files (01ddb9c)
• deps: sync dependabot config and unirtm toolchain (9d6d67c)

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This PR was generated with Release Please. See documentation.