Update app.py to include demo description

app.py

@@ -128,6 +128,10 @@ def main(input_file_path, species):
     
 if __name__ == "__main__":   
 
+    # Read the Markdown content from the .md file
+    with open('description.md', 'r') as file:
+        description_md = file.read()
+
     # Define Gradio inputs and outputs
     file_input = gr.File(label="Upload a .h5ad single cell gene expression file")
     species_input = gr.Dropdown(choices=["human", "mouse"], label="Select species")
@@ -135,14 +139,14 @@ if __name__ == "__main__":
     file_output = gr.File(label="Download embeddings")
 
     # Create the Gradio interface
-    demo = gr.Interface(
-        fn=main,
-        inputs=[file_input, species_input],
-        outputs=[image_output, file_output],
-        title="UCE 100M Demo",
-        description="Upload a .h5ad single cell gene expression file, and get a UMAP scatter plot along with the UMAP coordinates in a CSV file."
-    )
-
-    demo.launch()    
-
+    with gr.Blocks() as demo:
+        gr.Markdown(description_md)  # Add the Markdown section
+        # Create the Gradio interface
+        demo = gr.Interface(
+            fn=main,
+            inputs=[file_input, species_input],
+            outputs=[image_output, file_output],
+            title="UCE 100M Demo",
+            description="Upload a .h5ad single cell gene expression file, and get a UMAP scatter plot along with the UMAP coordinates in a CSV file."
+        ).launch()