B05·B06·B08·B09·Z01·common_util 의 data_* 폴더·파일 이름 상수를 master_data/old · ref 의 새 이름으로 돌림. 로직은 그대로. Co-Authored-By: Claude Sonnet 5 <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_016WRFJmmhPi4exAzHgPZHMT
Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_01BW6Jdsh18WPtYUR6THZJqn