change year on footer to be dynamic

Author: SusanGithaigaN

client/src/views/footer.js

@@ -46,8 +46,22 @@ export default ({ t, page }) =>
           { process.env.TERMS && <span><a href={ process.env.TERMS } target="_blank">Terms &amp; </a></span> }
           { process.env.PRIVACY && <span><a href={ process.env.PRIVACY } target="_blank">Privacy</a></span> }
           </div>
-          <div>{ process.env.SITE_FOOTER || t`Powered by esplora` }</div>
+          {
+            (() => {
+                let raw = process.env.SITE_FOOTER || t`Powered by esplora`
+                const year = String(new Date().getFullYear())
+                // if a year already exists in the footer text, replace it with the current year
+                if (/\b\d{4}\b/.test(raw)) {
+                  return raw.replace(/\b\d{4}\b/, year)
+                }
+                // if the footer text starts with ©, insert the current year right after it
+                if (raw.match(/^©/i)) {
+                  return raw.replace(/^©\s*/i, `© ${year} `)
+                }
+                // otherwise, just stick the current year at the front
+                return `${year} ${raw}`
+            })()
+          }</div>
         </div>
       </div>
-    </div>
   </footer>

flavors/blockstream/config.env

@@ -1,5 +1,5 @@
 export SITE_DESC='Blockstream Explorer is an open source block explorer providing detailed blockchain data across Bitcoin, Testnet, and Liquid. Supports Tor and tracking-free.'
-export SITE_FOOTER='© 2025 Blockstream Corporation Inc. All rights reserved.'
+export SITE_FOOTER='© Blockstream Corporation Inc. All rights reserved.'
 export HEAD_HTML=\
 '<meta property="og:image" content="https://blockstream.info/img/social-sharing.png">'\
 '<meta name="twitter:image" content="https://blockstream.info/img/social-sharing.png">'\