- Introduce lib/shell helpers and keep etc/* scripts thin via compatibility shims
- Move Kerberos validation to scripts/validation/check_kerberos.sh and update callers
- Add deterministic shellspec unit tests under tests/shellspec/ and wire Maven to run them
- Add minimal Spring Boot authority module with startup + /health endpoint and Maven wiring
- Document the new layout in docs/layout.md
Co-authored-by: Junie <junie@jetbrains.com>
