PS|Add image interface

app.py

@@ -1,7 +1,12 @@
 import gradio as gr
 
-def greet(name):
-    return "Hello " + name + "!!"
+def identity_function(input_image):
+    return input_image
+
+iface = gr.Interface(
+    fn=identity_function,
+    inputs=gr.inputs.Image(),
+    outputs=gr.outputs.Image()
+)
 
-iface = gr.Interface(fn=greet, inputs="text", outputs="text")
 iface.launch(share=True)