Backend version update, added link to ETSI spec

Author: sofia-tsa

backend/index.html

@@ -108,6 +108,7 @@ <h5 class="card-title">Documentation</h5>
           <div><a href="https://dvb-i.tv/">DVB-I Website</a></div>
           <div><a href="https://dvb.org/wp-content/uploads/2019/11/A177r1_Service-Discovery-and-Programme-Metadata-for-DVB-I_July-2020.pdf">DVB-I Specification A177r1</a></div>
           <div><a href="https://dvb.org/wp-content/uploads/2022/01/A177r4_Service-Discovery-and-Programme-Metadata-for-DVB-I_Interim-Draft_TS-103-770-v121_September-2022.pdf">DVB-I Specification A177r4</a></div>
+          <div><a href="https://www.etsi.org/deliver/etsi_ts/103700_103799/103770/01.02.01_60/ts_103770v010201p.pdf">DVB-I Specification ETSI TS 103 770 V1.2.1</a></div>
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@@ -119,10 +120,10 @@ <h5 class="card-title">Documentation</h5>
     <div class="text-center col-lg-6 offset-lg-3">
       <h4></h4>
 
-      <p>2023 Sofia Digital Ltd. <br>
+      <p>2024 Sofia Digital Ltd. <br>
         <a href="https://sofiadigital.com/">Sofia Digital</a><br>
         <br>
-        Version 1.1</small></p>
+        Version 1.2</small></p>
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