Update app.py

app.py

@@ -28,7 +28,7 @@ try:
 
     @st.cache_resource
     def load_chromadb():
-        chroma_client = chromadb.Client(
+        chroma_client = chromadb.PersistentClient(
             path='data', settings=Settings(anonymized_telemetry=False))
         collection = chroma_client.get_collection(name='images')
         return collection