force_download added

app.py

@@ -10,7 +10,8 @@ print("⏳ Downloading LanceDB index...")
 index_path = snapshot_download(
     repo_id="hkir-dev/ndl-core-rag-index",
     repo_type="dataset",
-    allow_patterns="lancedb_search_index/*"  # only need this folder, not the FAISS one
+    allow_patterns="lancedb_search_index/*",  # only need this folder, not the FAISS one
+    force_download=True  # ensure we get the latest version
 )
 
 # 2. Connect DB and load model