feat: enable anime parsing and organization with dedicated templates

Anime files with SxxEyy format are now parsed and organized into
anime-specific directories using configurable templates. Files with
absolute episode numbering (no season info) are marked needs_review
for manual handling. Also removes unused imports flagged by ruff.

Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>

tests/test_docs_consistency.py

@@ -6,7 +6,6 @@ import re
 from pathlib import Path
 
 import pytest
-from click.testing import CliRunner
 
 from vlm.cli import main