Update guardian.py

guardian.py

@@ -25,7 +25,7 @@ def fetch_full_article(url: str) -> str:
     """
     Given a Guardian article URL, re-query its body text via the API.
     """
-    key = st.secrets["guardian"]["api_key"]
+    key = st.secrets["GUARDIAN_API_KEY"]
     path = url.split("content.guardianapis.com")[-1]
     resp = requests.get(
         f"https://content.guardianapis.com{path}",