add healthcheck func

app.py

@@ -5,6 +5,13 @@ import pandas as pd
 model = joblib.load("best_random_forest_model.joblib")
 
 
+def keep_alive():
+    try:
+        predict_loan_status(10000, 10, 600, 250, 5000)
+        return "ok"
+    except Exception as e:
+        return f"error: {str(e)}"
+        
 def predict_loan_status(
         loan_original_amount,
         credit_score_range_lower,
@@ -64,6 +71,13 @@ description = (
     "Enter the details of the loan to check the status of the loan."
 )
 gr.Interface(
+    fn=keep_alive,
+    inputs=[],
+    outputs="text",
+    api_name="keep_alive"
+)
+gr.Interface(
+    # fn=keep_alive,
     fn=predict_loan_status,
     inputs=inputs,
     outputs=outputs,