Update utils.py

utils.py

@@ -131,7 +131,7 @@ def generate_email(prompt):
     client = genai.Client(api_key=api_key)
     response = client.models.generate_content(
         model="gemini-2.0-flash",
-        config=types.GenerateContentConfig(system_instruction=sys_instruct_jap),
+        config=types.GenerateContentConfig(system_instruction=sys_instruct_gen),
         contents=[prompt],
     )
     return response.text