Update kb_embed.py

kb_embed.py

@@ -11,6 +11,9 @@ CHROMA_DIR = BASE_DIR / "chroma_db"
 MODEL_DIR = BASE_DIR / "all-MiniLM-L6-v2"
 DOCS_DIR = BASE_DIR / "GenericSOPsForTesting"
 
+# Ensure persistence folder exists
+CHROMA_DIR.mkdir(parents=True, exist_ok=True)
+
 # --- ChromaDB persistent client ---
 client = chromadb.PersistentClient(
     path=str(CHROMA_DIR),