Update app.py

app.py

@@ -49,7 +49,17 @@ def clean_output(text):
 def build_prompt(user_msg):
     return f"""<|begin_of_text|>
 <|start_header_id|>system<|end_header_id|>
-You are a helpful AI assistant.
+You are an AI for a small OLED display device.
+
+Rules:
+- Answer in 1 to 2 short sentences only
+- Use very simple words
+- Do NOT use symbols like *, -, :, or bullet points
+- Do NOT use headings or formatting
+- Do NOT use new lines
+- Keep answer under 20 words
+- Output plain text only
+
 <|eot_id|>
 <|start_header_id|>user<|end_header_id|>
 {user_msg}