update app.py with gallery

app.py

@@ -1,7 +1,10 @@
-import gradio as gr
+import gradio as gr 
 
-def greet(name):
-    return "Hello " + name + "!!"
+with gr.Blocks() as demo:
+    images = [
+         "https://huggingface.co/spaces/samadhan2601/Linux_Gallery/blob/main/20210331_093718-1.jpg",
+         "https://huggingface.co/spaces/samadhan2601/Linux_Gallery/blob/main/RTSP_2024-01-11_04%2054%2022%2B0900_interval.jpg",
+    ]
+    gr.Gallery(value=images, columns=4)
 
-iface = gr.Interface(fn=greet, inputs="text", outputs="text")
-iface.launch()
+demo.launch()