revert headtag

docusaurus.config.js

@@ -145,15 +145,18 @@ const config = {
         type: 'text/javascript',
       },
       innerHTML: `
-      (function (l) {
-        if (l.search.startsWith('/')) {
-          var decoded = l.search
-            .slice(1) // Remove the leading '/'
-            .replace(/~and~/g, '&'); // Replace '~and~' with '&'
-          
-          window.history.replaceState(null, null, l.pathname + decoded + l.hash);
-        }
-      })(window.location);
+       (function (l) {
+          if (l.search[1] === '/') {
+            var decoded = l.search
+              .slice(1)
+              .split('&')
+              .map(function (s) {
+                return s.replace(/~and~/g, '&');
+              })
+              .join('?');
+            window.history.replaceState(null, null, l.pathname.slice(0, -1) + decoded + l.hash);
+          }
+        })(window.location);
       `,
     },
   ],