load model from env

app.py

@@ -7,7 +7,7 @@ load_dotenv()
 
 def getBlogContent(topic, number_of_words, field, points):
   llm = ChatOpenAI(openai_api_key=os.getenv("OPENAI_API_KEY"),
-               model_name="gpt-3.5-turbo-1106", temperature=0)
+               model_name=os.getenv("MODEL_NAME"), temperature=0)
 
   template = """
   You are an expert in "{field}". Write a blog to express your opinion on the following topic "{topic}".