Update app.py

app.py

@@ -27,8 +27,11 @@ logger = logging.getLogger(__name__)
 # Authenticate with Hugging Face
 login(HUGGING_API_KEY)
 
-# Load models and embeddings
-embedding_model = HuggingFaceHubEmbeddings(huggingfacehub_api_token=HUGGING_API_KEY)
+# Load models and embeddings with a specific embedding model
+embedding_model = HuggingFaceHubEmbeddings(
+    huggingfacehub_api_token=HUGGING_API_KEY,
+    model_id="sentence-transformers/all-MiniLM-L6-v2"  # Explicitly set a proper embedding model
+)
 llm = ChatGroq(temperature=0, model_name="llama3-70b-8192", api_key=GROQ_API_KEY)
 client = AsyncGroq(api_key=GROQ_API_KEY)