Update DataFrame row limit in get_as_df method to 9999

app.py

@@ -106,7 +106,7 @@ class Agent:
         worksheet = client.open_by_url(SHEET_URL)
         wk = worksheet[0]
         # Get number of rows in the worksheet
-        df = wk.get_as_df(start='A1', end='G999') # type: ignore
+        df = wk.get_as_df(start='A1', end='G9999') # type: ignore
         nrows = df.shape[0]
         wk.update_value(f'A{nrows+2}', result.amount) # type: ignore
         wk.update_value(f'B{nrows+2}', result.dr_or_cr) # type: ignore