add llama3 model

app.py

@@ -4,9 +4,9 @@ import streamlit as st
 from typing import Generator
 from groq import Groq
 
-_ = load_dotenv(find_dotenv())
 st.set_page_config(page_icon="💬", layout="wide", page_title="Groq Chat Bot...")
 
+_ = load_dotenv(find_dotenv())
 
 def icon(emoji: str):
     """Shows an emoji as a Notion-style page icon."""
@@ -40,6 +40,7 @@ models = {
     },
     "llama2-70b-4096": {"name": "LLaMA2-70b-chat", "tokens": 4096, "developer": "Meta"},
     "gemma-7b-it": {"name": "Gemma-7b-it", "tokens": 8192, "developer": "Google"},
+    "llama3-70b-8192": {"name": "LLaMA3-70b-chat", "tokens": 8192, "developer": "Meta"},
 }
 
 # Layout for model selection and max_tokens slider