message: Defensive on the source splitting
diff: @@ -30,7 +30,7 @@ export const RssItem: React.FC<RssItemProps> = ({
  <link>${link}</link>
  <pubDate>${new Date(pubDate).toUTCString()}</pubDate>
  <guid>${guid}</guid>
  - <source url="${source.split('?')[0]}" />
  + <source url="${source?.split('?')[0]}" />
  <description>
  <![CDATA[${description}]]>
  </description>
  