Fix reverse proxy subpath support (#192)

templates/pages/auth_form.html

@@ -16,7 +16,7 @@
                 <div class="bg-white dark:bg-gray-900 rounded-md border border-1 border-gray-200 dark:border-gray-700 py-8 px-4 shadow sm:rounded-lg sm:px-10">
 
                     {{ if not .disableForm }}
-                    <form class="space-y-6" action="#" method="post">
+                    <form class="space-y-6" method="post">
                         <div>
                             <label for="username" class="block text-sm font-medium text-slate-700 dark:text-slate-300"> {{ .locale.Tr "auth.username" }} </label>
                             <div class="mt-1">