- Simplify and centralize logic for filtering TV episodes during best_version (wash) mode, ensuring only episodes with strictly higher priority are considered for upgrade.
- Always update subscribe.note with downloaded episodes regardless of best_version state, ensuring download history is reliably tracked and available for all subscription modes.
- Remove redundant episode_group field from subscribe dict output.
- Refactor search: remove multi-page search logic, streamline concurrent site search for both sync and async paths, and update progress reporting accordingly.
- Remove obsolete tests for allowed_episodes propagation and note tracking, as logic is now unified and simplified.
- Introduce `best_version_full` field to subscribe and subscribehistory models and migration
- Update subscription logic to support only downloading full-season packs when enabled
- Extend CLI, API, and documentation to reflect new option
- Add tests for full-season best-version behavior
