feat: Updates branding logo and name in public portal footer (#8745)

- Use white-label settings for Chatwoot Help Center

Co-authored-by: Sojan <sojan@pepalo.com>

app/views/public/api/v1/portals/_footer.html.erb

@@ -2,9 +2,17 @@
 <footer class="pt-16 pb-8 flex flex-col items-center justify-center">
   <div class="mx-auto max-w-2xl text-center py-2">
     <div class="flex items-center gap-2">
-      <%= render partial: 'icons/chatwoot-logo' %>
+
+        <img
+          class="w-4 h-4"
+          alt="<%= @global_config['BRAND_NAME'] %>"
+          src="<%= @global_config['LOGO_THUMBNAIL'] %>"
+        />
       <p class="text-slate-700 dark:text-slate-300 text-sm font-medium text-center">
-        <%= I18n.t('public_portal.footer.made_with') %> <a class="hover:underline" href="https://www.chatwoot.com" target="_blank" rel="noopener noreferrer nofoll/ow">Chatwoot</a>
+        <%= I18n.t('public_portal.footer.made_with') %>
+       
+          <a class="hover:underline" href="<%= @global_config['BRAND_URL'] %>" target="_blank" rel="noopener noreferrer nofoll/ow"><%= @global_config['BRAND_NAME'] %></a>
+    
       </p>
     </div>
   </div>