API KEY in secret environment

rag_module.py

@@ -24,10 +24,11 @@ from dotenv import load_dotenv
 load_dotenv()
 from collections import defaultdict
 
+api_key = os.environ.get("MISTRAL_API_KEY")
 
 class RagModule():
     def __init__(self):
-        self.mistral_api_key = "jdkSsdQeimr6g3x3H4slLYhTKBEH5pRC"
+        self.mistral_api_key = api_key
         self.model_name_embedding = "mistral-embed"
         self.embedding_model = MistralAIEmbeddings(model=self.model_name_embedding, mistral_api_key=self.mistral_api_key)
         self.chunk_size = 1000