update files

app.py

@@ -2,6 +2,9 @@ import gradio as gr
 from typing import Dict, List, Any, Optional
 from tasks.knowledge_graph import build_knowledge_graph
 
+from dotenv import load_dotenv
+load_dotenv()
+
 # Import all UI components
 from ui.summarization_ui import summarization_ui
 from ui.translation_ui import translation_ui