Update app.py

added some default promts

app.py

@@ -6,11 +6,23 @@ def load_model():
     return pipeline("text-generation", model="PeterBrendan/pbjs_gpt2")
 
 def main():
-    st.title("Pbjs GPT2")
+    st.title("Pbjs GPT2: Optimize your Prebid config")
     st.write("Enter some text like **bidderTimeout** and get a generated Prebid config output.")
 
-    # Create a text input field for user input
-    user_input = st.text_input("Enter text:", "")
+    # Default prompts
+    default_prompts = ["{", "bidderTimeout", "bidderSequence", "Usebidcache", "customPriceBucket"]
+
+    # Create a select box for default prompts
+    default_prompt = st.selectbox("Choose a default prompt:", default_prompts)
+
+    # Create a text input field for a custom prompt
+    custom_prompt = st.text_input("Enter a custom prompt:", "")
+
+    # Check if a default prompt is selected
+    if default_prompt:
+        user_input = default_prompt
+    else:
+        user_input = custom_prompt
 
     # Check if the user input is empty
     if user_input: