Update app.py

app.py

@@ -107,7 +107,7 @@ def generate_summary(text: str, length: str = "medium") -> str:
     length_params = {
         "short": {"max_length": 80, "min_length": 30},
         "medium": {"max_length": 200, "min_length": 80},
-        "long": {"max_length": 300, "min_length": 210}
+        "long": {"max_length": 400, "min_length": 210}
     }
     chunks = chunk_text(text)
     try: