Update app.py

app.py

@@ -8,7 +8,8 @@ from langchain.text_splitter import RecursiveCharacterTextSplitter
 from langchain.docstore.document import Document
 
 # Set your Groq API key directly (recommended for Hugging Face Spaces)
-GROQ_API_KEY = "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"  # 🔁 Replace this with your actual API key
+
+GROQ_API_KEY = os.getenv("RAG_API")  # Use your custom environment variable name
 
 # Initialize Groq client
 groq_client = Groq(api_key=GROQ_API_KEY)