chang to 200 tokens

backend/app/app/api/api_v1/endpoints/text2zip.py

@@ -60,7 +60,7 @@ def gen_prompt(content:str):
                                           "Directly answer to me. "
                                           "If the input is too long, summarize it. "
                                           "If the input is too short, expand it with reasonable imagination."
-                                          "Keep the prompt within 70 tokens. "},
+                                          "Keep the prompt within 200 tokens. "},
             {
                 "role": "user",
                 "content": content