chore: logo alt text

layouts/partials/header/basic.html

@@ -15,7 +15,7 @@
               width="{{ div $logo.Width 2 }}"
               height="{{ div $logo.Height 2 }}"
               class="logo max-h-20 max-w-20 object-scale-down object-left nozoom"
-              alt="">
+              alt="Site logo">
           {{ end }}
         </a>
       </div>