Update app.py

app.py

@@ -55,7 +55,7 @@ if __name__ == '__main__':
 
     img_suffix = ["png", "jpg", "jpeg"]
 
-    st.markdown('##### 文档图像方向分类')
+    st.markdown('##### [文档图像方向分类](https://github.com/RapidAI/RapidStructure/blob/main/docs/README_Orientation.md)')
 
     img_file_buffer = st.file_uploader("Upload an image", type=img_suffix,
                                        key='orientation',
@@ -73,7 +73,7 @@ if __name__ == '__main__':
 
         col2.markdown(f'- 方向分类结果：{orientation_res}° \n - 耗费时间：{elapse:.4f}s')
 
-    st.markdown('##### 文档图像版面分析')
+    st.markdown('##### [文档图像版面分析](https://github.com/RapidAI/RapidStructure/blob/main/docs/README_Layout.md)')
     img_file_buffer = st.file_uploader("Upload an image", type=img_suffix,
                                        key='layout',
                                        label_visibility='collapsed')
@@ -90,7 +90,7 @@ if __name__ == '__main__':
         drawed_img = vis_layout(img, layout_res)
         layout_col2.image(drawed_img, use_column_width=True)
 
-    st.markdown('##### 表格还原')
+    st.markdown('##### [表格还原](https://github.com/RapidAI/RapidStructure/blob/main/docs/README_Table.md)')
     img_file_buffer = st.file_uploader("Upload an image", type=img_suffix,
                                        key='table',
                                        label_visibility='collapsed')