Update st.secrets method

app.py

@@ -12,7 +12,7 @@ def add_email_to_sheet(email):
     try:
         # Set up Google Sheets API client
         scopes = ["https://spreadsheets.google.com/feeds", "https://www.googleapis.com/auth/drive"]
-        creds = ServiceAccountCredentials.from_json_keyfile_dict(st.secrets.google.to_dict(), scopes)
+        creds = ServiceAccountCredentials.from_json_keyfile_dict(st.secrets["google"], scopes)
         client = gspread.authorize(creds)
 
         # Open the sheet and append the email