[Page] language change fix

template/base.html

@@ -50,7 +50,7 @@
         <img src="/img/logo-{{ 'dark' if is_dark else 'light' }}.svg" alt="Logo" /> Decentrala
       </a>
       <button id="theme-switcher"></button>
-      <a class="lang" hreflang="{{ 'sr' if lang == 'en' else 'en' }}" href="{{ '/en/' if lang == 'sr' else '/' }}{{ 'index' if lang == 'sr' else '' }}{{ 'index' if lang == 'en' else '' }}">{{ 'SR' if lang == 'en' else 'EN' }}</a>
+      <a class="lang" hreflang="{{ 'sr' if lang == 'en' else 'en' }}" href="{{ current_path.replace('/en/', '/') if lang == 'en' else ('/en' + current_path if not current_path.startswith('/en/') else current_path) }}">{{ 'SR' if lang == 'en' else 'EN' }}</a>
     </header>
     <main>
       {% block content %}{% endblock %}