Update app.py

app.py

@@ -51,7 +51,7 @@ with gr.Blocks(theme=set_theme, analytics_enabled=False, css=advanced_css) as de
             history = gr.State([])
         with gr.Column(scale=1):
             with gr.Row():
-                api_key = gr.Textbox(show_label=False, placeholder="Default Value",value="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").style(container=False)
+                api_key = gr.Textbox(show_label=False, placeholder="欢迎关注微信公众号:吾爱地瓜",value="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").style(container=False)
             with gr.Row():
                 txt = gr.Textbox(show_label=False, placeholder="输入问题.").style(container=False)
             with gr.Row():