change url backend

templates/hello.html

@@ -26,7 +26,7 @@
       </meta>
       <meta property="og:description" content="{{subject}} | {{revisioncardtitle}}">
       </meta>
-      <meta property="og:image" content="https://palondomus-revisionbankcard.hf.space/notecardimage?h={{hashvalue}}&u={{username}}">
+      <meta property="og:image" content="https://palondomus-revb-backend.hf.space/notecardimage?h={{hashvalue}}&u={{username}}">
       </meta>
       <script src="https://cdn.tailwindcss.com"></script>
       
@@ -38,7 +38,7 @@
       </meta>
       <meta property="twitter:description" content="{{subject}} | {{revisioncardtitle}}">
       </meta>
-      <meta property="twitter:image" content="https://palondomus-revisionbankcard.hf.space/notecardimage?h={{hashvalue}}&u={{username}}">
+      <meta property="twitter:image" content="https://palondomus-revb-backend.hf.space/notecardimage?h={{hashvalue}}&u={{username}}">
       </meta>
       <style>
          a,p,h1{