add missing keys

packages/app/src/Element/RelaysMetadata.tsx

@@ -24,7 +24,7 @@ const RelaysMetadata = ({ relays }: RelaysMetadataProps) => {
     <div className="main-content">
       {relays?.map(({ url, settings }) => {
         return (
-          <div className="card relay-card">
+          <div key={url} className="card relay-card">
             <RelayFavicon url={url} />
             <code className="relay-url f-ellipsis">{url}</code>
             <div className="relay-settings">

packages/app/src/Pages/settings/RelayInfo.tsx

@@ -76,6 +76,7 @@ const RelayInfo = () => {
             <div className="f-grow">
               {stats.info.supported_nips.map(a => (
                 <span
+                  key={a}
                   className="pill"
                   onClick={() =>
                     navigate(`https://github.com/nostr-protocol/nips/blob/master/${a.toString().padStart(2, "0")}.md`)