zmiana month na m

templates/main.html

@@ -38,8 +38,7 @@
 <div class="d-none d-md-flex justify-content-end align-items-center flex-wrap gap-2 mb-3">
   <label for="monthSelect" class="text-white small mb-0">📅 Wybierz miesiąc:</label>
   <select id="monthSelect" class="form-select form-select-sm bg-dark text-white border-secondary"
-          style="min-width: 180px;"
-          onchange="window.location.search='?m='+this.value">
+          style="min-width: 180px;">
     {% for m in month_options %}
       {% set year, month = m.split('-') %}
       <option value="{{ m }}" {% if selected_month == m %}selected{% endif %}>
@@ -59,7 +58,6 @@
   </button>
 </div>
 
-
 {% if current_user.is_authenticated %}
 <h3 class="mt-4 d-flex justify-content-between align-items-center flex-wrap">
   Twoje listy