Update app.py

app.py

@@ -89,7 +89,7 @@ def document_loading_splitting():
 def document_storage_chroma(splits):
     Chroma.from_documents(documents = splits, 
                           embedding = OpenAIEmbeddings(disallowed_special = ()), 
-                          persist_directory = CHROMA_DIR)
+                          persist_directory = PATH_WORK + CHROMA_DIR)
 
 def document_storage_mongodb(splits):
     MongoDBAtlasVectorSearch.from_documents(documents = splits,