fix bug

app.py

@@ -156,10 +156,6 @@ def main():
         else:
             template_name = st.text_input("New Template Name")
             is_new_template = True
-            if template_name:
-                if template_name in existing_templates:
-                    st.error("Template name already exists. Please choose a different name.")
-                    template_name = ""
 
         # LLM Settings
         st.subheader("LLM Settings")