deploy: cache and render source name for news items

browser.py

@@ -870,8 +870,8 @@ if __name__ == "__main__":
         cache_file = _HOME / "kiosk-home" / "news-data.json"
         
         feeds = {
-            "World News": "http://feeds.bbci.co.uk/news/world/rss.xml",
-            "National News": "https://feeds.npr.org/1001/rss.xml"
+            "World News": ("http://feeds.bbci.co.uk/news/world/rss.xml", "BBC News"),
+            "National News": ("https://feeds.npr.org/1001/rss.xml", "NPR News")
         }
         
         def scrape_article(url):
@@ -917,7 +917,7 @@ if __name__ == "__main__":
 
         while True:
             payload = {}
-            for category, url in feeds.items():
+            for category, (url, source_name) in feeds.items():
                 try:
                     req = urllib.request.Request(url, headers={"User-Agent": "Mozilla/5.0"})
                     xml_raw = urllib.request.urlopen(req, timeout=12).read()
@@ -953,6 +953,7 @@ if __name__ == "__main__":
                                 "title": t_str,
                                 "summary": full_story if full_story else "Click to read the story details.",
                                 "image": img_url,
+                                "source": source_name,
                                 "date": p_str
                             })
                     payload[category] = stories