add default key in env

app.py

@@ -1,3 +1,4 @@
+import os
 import gradio as gr
 from openai import OpenAI
 
@@ -102,7 +103,7 @@ if __name__ == "__main__":
                     label="Select a model",
                 )
                 ds_key = gr.Textbox(
-                    "",
+                    os.getenv("ds_api_key"),
                     type="password",
                     label="API key",
                 )
@@ -134,7 +135,7 @@ if __name__ == "__main__":
                     label="Select a model",
                 )
                 kimi_key = gr.Textbox(
-                    "",
+                    os.getenv("kimi_api_key"),
                     type="password",
                     label="API key",
                 )