Update app.py

app.py

@@ -1,3 +1,20 @@
 import gradio as gr
+from pathlib import Path
 
-gr.Interface(lambda x: f"Hello, {x}!", "text", "text").launch()
+running_markdown_content = """
+# Something is running (hopefully!)
+
+If all went to plan, something should be running. check the logs.
+"""
+
+startup_markdown_content = """
+# Welcome! Lets get started...
+
+Here we'd want some input from the user to start a run.
+"""
+
+with gr.Blocks() as demo:
+    gr.Markdown(running_markdown_content if Path('data.csv').exists() else startup_markdown_content)
+
+if __name__ == '__main__':
+    demo.launch()