test2

app.py

@@ -3,9 +3,11 @@ import gradio as gr
 from langchain_openai import ChatOpenAI
 from langchain_core.messages import HumanMessage, SystemMessage, AIMessage
 
-# 1. Setup API Key (As requested)
 api_key = os.getenv("OPENAI_API_KEY")
-# 2. Define System Prompt (Full Detailed Content + Constraint)
+
+if not api_key:
+    raise ValueError("OPENAI_API_KEY not found. Please add it to your Space Secrets.")
+
 SYSTEM_PROMPT_TEXT = """
 Role: You are the Saudi Azm Employee Stocks Program (ESP) Specialist.
 Context: You are operating based on Program Version 6.0 (dated November 30, 2025) and the detailed Employee Stock Purchase Program (ESPP) Guide.