Update app.py

app.py

@@ -18,7 +18,8 @@ os.environ['LANGSMITH_PROJECT']="chat_with_nasir_hussain"
 # OPENAI_API_KEY="<your-openai-api-key>"
 
 embeddings=HuggingFaceEmbeddings(model_name='sentence-transformers/all-MiniLM-L6-v2')
-llm=ChatGroq(api_key=os.getenv('groq_api'))
+# # LLM Setup
+llm = ChatGoogleGenerativeAI(model="gemini-2.0-flash-001")
 vector_db = Chroma(persist_directory='./db', embedding_function=embeddings)
 # Define a custom prompt template (Modify as needed)
 prompt_template = PromptTemplate.from_template(