fix: replace logo via JS img.src instead of CSS content: url()

content: url() on <img> is unreliable in modern Chrome; setting src
directly in JS is the approach that works in whatsapp-api.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

src/routes.js

@@ -97,7 +97,6 @@ if (enableSwagger) {
       align-items: center;
     }
     .swagger-ui .topbar .topbar-wrapper .link img {
-      content: url("./custom-logo.png");
       height: 56px;
       width: auto;
       grid-column: 1;
@@ -320,6 +319,8 @@ if (enableSwagger) {
       }
 
       var observer = new MutationObserver(function () {
+        var img = document.querySelector('.swagger-ui .topbar-wrapper .link img')
+        if (img && img.src.indexOf('custom-logo') === -1) fixLogo()
         if (!document.querySelector('.neuralsys-filter-container') &&
             document.querySelector('.opblock-tag-section')) {
           installFilter()
@@ -396,7 +397,16 @@ if (enableSwagger) {
         document.body.appendChild(footer)
       }
 
+      function fixLogo() {
+        var img = document.querySelector('.swagger-ui .topbar-wrapper .link img')
+        if (!img) { return setTimeout(fixLogo, 100) }
+        if (img.src.indexOf('custom-logo') === -1) {
+          img.src = '/api-docs/custom-logo.png'
+        }
+      }
+
       function boot() {
+        fixLogo()
         installFilter()
         translateCopyButtons()
         installFooter()