Update app.py

app.py

@@ -0,0 +1,29 @@
+# app.py — EvoChat Gradio App
+import gradio as gr
+from generate import generate_response
+
+DESCRIPTION = """
+# 🤖 EvoChat
+A lightweight, self-trained Transformer chatbot based on EvoDecoder architecture.  
+Model trained on 1K dialogue samples. Evolves from your feedback (v1).
+"""
+
+def chat_fn(message, history):
+    response = generate_response(message)
+    history.append((message, response))
+    return "", history
+
+with gr.Blocks() as demo:
+    gr.Markdown(DESCRIPTION)
+    chatbot = gr.Chatbot()
+    with gr.Row():
+        msg = gr.Textbox(label="Your message")
+        submit = gr.Button("Send")
+    clear = gr.Button("Clear chat")
+
+    history = gr.State([])
+
+    submit.click(chat_fn, [msg, history], [msg, chatbot])
+    clear.click(lambda: [], None, chatbot)
+
+demo.launch()