stefankoelle fed2b44c28 fix: upgrade CI to Go 1.25 and document self-update feature ...

- Upgrade go-version from 1.24 to 1.25 in build.yml (required by go-selfupdate v1.6.0)
- Add kctl-tui update command and interactive startup check to README.md
- Document new features in CHANGELOG.md
- Update Go version requirement to 1.25+ in README.md and CONTRIBUTING.md
- Add Phase 5 (Self-update) to PLAN.md roadmap

2026-08-22 09:50:27 +02:00

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build.yml

fix: upgrade CI to Go 1.25 and document self-update feature

2026-08-22 09:50:27 +02:00