began to go through the files and organize imports and gui_2.py's new context defs

still a bunch to sift through after the last ai passes

src/rag_engine.py

@@ -1,9 +1,11 @@
+import asyncio
+import copy
+import json
 import os
 import sys
-import asyncio
-import json
-import copy
+
 from typing import List, Dict, Any, Optional
+
 from src import models
 from src import mcp_client
 
@@ -11,6 +13,7 @@ _SENTENCE_TRANSFORMERS = None
 _GOOGLE_GENAI = None
 _CHROMADB = None
 
+
 def _get_sentence_transformers():
     global _SENTENCE_TRANSFORMERS
     if _SENTENCE_TRANSFORMERS is None: