Add source files (main, cli, indexer modules)

src/indexer/readme.py

@@ -1,11 +1,8 @@
 """README/Markdown file indexer."""
 
-import hashlib
 from pathlib import Path
-from typing import Generator, List, Tuple
+from typing import List, Tuple
 
-import yaml
-from markdown import markdown
 
 from src.indexer.base import BaseIndexer
 from src.models.document import Document, SourceType