ajustes na tag de link do menu e na tag de busca do header

dsgov/templatetags/br_header_tags.py

 from django import template
 from django.utils.safestring import mark_safe
 from django.utils.html import format_html
-from django.template.base import Variable, VariableDoesNotExist
+from django.urls import reverse, NoReverseMatch
 
 register = template.Library()
 
@@ -443,31 +443,48 @@ class BRFunctionItemNode(template.Node):
 # =========================
 
 @register.simple_tag(takes_context=True)
-def br_header_search(context, placeholder="O que você procura?", icon_style=""):
-    icon_style_attr = ''
-    if icon_style:
-        resolved_style = resolve_variable(icon_style, context)
-        icon_style_attr = format_html(' style="{}"', resolved_style)
+def br_header_search(context, placeholder="O que você procura?", icon_style="", action_url=None):
+    """
+    Renderiza um campo de busca genérico para o header.
+    - placeholder: texto exibido no input
+    - icon_style: CSS inline opcional para o ícone
+    - action_url: para onde enviar a busca (se None, tenta resolver 'search', senão usa '/search/')
+    """
+
+    # Resolve estilos
+    icon_style_attr = f' style="{icon_style}"' if icon_style else ""
+
+    # Resolve URL de destino da busca
+    if action_url is None:
+        try:
+            action_url = reverse("search")
+        except NoReverseMatch:
+            action_url = "/search/"
 
+    # Monta o HTML
     search_html = format_html(
-        '''<div class="header-search">
+        '''
+        <div class="header-search">
+            <form method="get" action="{}">
                 <div class="br-input has-icon">
                     <label for="searchbox-header">Texto da pesquisa</label>
-                <input id="searchbox-header" type="text" placeholder="{}"/>
-                <button class="br-button circle small" type="button" aria-label="Pesquisar">
+                    <input id="searchbox-header" type="text" name="query" placeholder="{}"/>
+                    <button class="br-button circle small" type="submit" aria-label="Pesquisar">
                         <i class="fas fa-search" aria-hidden="true"></i>
                     </button>
                 </div>
+            </form>
             <button class="br-button circle search-close ml-1" type="button" aria-label="Fechar Busca" data-dismiss="search">
                 <i class="fas fa-times" aria-hidden="true"{}></i>
             </button>
-        </div>''',
-        resolve_variable(placeholder, context),
-        icon_style_attr
+        </div>
+        ''',
+        action_url,
+        placeholder,
+        icon_style_attr,
     )
-    # A lógica continua a mesma: popular o contexto.
-    context['br_header_search_html'] = search_html
-    return ''
+
+    return search_html
 
 @register.simple_tag(takes_context=True)
 def br_header_search_trigger(context, icon_style=""):

dsgov/templatetags/br_menu_tags.py

@@ -504,12 +504,14 @@ class BRMenuLinkNode(template.Node):
 
         if self.icon_expr:
             try:
-                icon_class = self.icon_expr.resolve(context)
+                resolved_icon = self.icon_expr.resolve(context)
+                if resolved_icon:
+                    icon_class = f"fas fa-{resolved_icon}"
             except template.VariableDoesNotExist:
                 pass
 
         return format_html(
-            '<a href="{}"><span class="mr-1">{}</span><i class="fas {}" aria-hidden="true"></i></a>',
+            '<a href="{}"><span class="mr-1">{}</span><i class="{}" aria-hidden="true"></i></a>',
             href, content, icon_class
         )