v2.0.0

2.0.0 (2026-02-05)

Code Refactoring

• utils: eliminate ~1,880 LOC of dead code (d22e75b), closes #12

BREAKING CHANGES

• utils: Remove deprecated exports and dead code infrastructure

• Fix unreachable else block in dataframe_utils.py (Vulture 100% confidence)
• Delete utils/for_logger/ directory (9 files, 1,413 LOC) - zero consumers
• Delete utils/dsm_config.py (351 LOC) - unused, DataSourceConfig is canonical
• Delete utils/for_demo/dsm_datetime_parser.py (108 LOC) - duplicate of dsm_date_range_utils
• Delete utils/logger_setup.py (51 LOC) - deprecated re-export with zero consumers
• Remove TimeoutError alias from rest_exceptions.py
• Remove create_legacy_client() from client_factory.py and all re-exports