Configure and show messages (required for login)

src/servala/frontend/templates/frontend/base.html

@@ -28,6 +28,9 @@
                 </h3>
             </div>
             <div class="page-content">
+                {% for message in messages %}
+                    {% include "includes/message.html" %}
+                {% endfor %}
                 {% block content %}
                 {% endblock content %}
             </div>

src/servala/frontend/templates/includes/message.html

@@ -0,0 +1,7 @@
+<div class="alert alert-{{ message.tags }} alert-dismissible">
+    {{ message }}
+    <button type="button"
+            class="btn-close"
+            data-bs-dismiss="alert"
+            aria-label="Close"></button>
+</div>

src/servala/settings.py

@@ -12,6 +12,8 @@ Servala is run using environment variables. Documentation:
 import os
 from pathlib import Path
 
+from django.contrib import messages
+
 SERVALA_ENVIRONMENT = os.environ.get("SERVALA_ENVIRONMENT", "development")
 DEBUG = SERVALA_ENVIRONMENT == "development"
 
@@ -143,6 +145,10 @@ TEMPLATES = [
     },
 ]
 
+MESSAGE_TAGS = {
+    messages.ERROR: "danger",
+}
+
 AUTH_USER_MODEL = "core.User"
 AUTH_PASSWORD_VALIDATORS = [
     {