AZRAS Evaluation — Root Layout after PATCH 141

Root files retained for normal operation / distribution:
- main.py
- VERSION.json
- README_JA.txt
- LICENSE.txt
- NOTICE.txt
- AZRAS_Evaluation.spec
- version_info_AZRAS_Evaluation.txt
- run_AZRAS_Evaluation_without_build.bat
- build_AZRAS_Evaluation.bat
- SELF_CHECK.bat
- self_check.py
- CLEAN_PYTHON_CACHE.bat
- CHANGELOG.md
- APPLY_LOCATION.txt

Maintenance documents are moved to:
- docs/maintenance/

Historical PATCH documents are moved to:
- docs/history/

No Python source, data, Project JSON schema, or module connection is moved by
PATCH 141. This is documentation/root-folder cleanup only.
