Update app.py

app.py

@@ -506,7 +506,11 @@ nest_asyncio.apply()
 GROQ_API_KEY = os.environ.get("GROQ_API_KEY")
 
 groq_client = Groq(api_key=GROQ_API_KEY)
-embedding_function = SentenceTransformerEmbeddingFunction("all-MiniLM-L6-v2")
+embedding_function = SentenceTransformerEmbeddingFunction(
+    model_name="all-MiniLM-L6-v2",
+    device="cpu"
+)
+
 
 chroma_client = chromadb.Client()
 collection = chroma_client.get_or_create_collection("icodeguru_knowledge", embedding_function=embedding_function)