Add Premium feature with UI, model changes, and admin configuration

users/admin.py

@@ -1,3 +1,24 @@
 from django.contrib import admin
+from .models import Profile
 
-# Register your models here.
+
+@admin.register(Profile)
+class ProfileAdmin(admin.ModelAdmin):
+    list_display = (
+        'user',
+        'first_name',
+        'last_name',
+        'is_premium',
+        'birth_date',
+    )
+    search_fields = (
+        'user__username',
+        'first_name',
+        'last_name',
+        'biography',
+    )
+    list_filter = (
+        'is_premium',
+        'birth_date',
+    )
+    autocomplete_fields = ('user',)

users/migrations/0003_profile_is_premium.py

@@ -0,0 +1,18 @@
+# Generated by Django 6.0 on 2025-12-10 21:27
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('users', '0002_alter_profile_avatar'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='profile',
+            name='is_premium',
+            field=models.BooleanField(default=False),
+        ),
+    ]

users/models.py

@@ -11,6 +11,7 @@ class Profile(models.Model):
     last_name = models.CharField(max_length=64, blank=True)
     birth_date = models.DateField(null=True, blank=True)
     biography = models.TextField(blank=True)
+    is_premium = models.BooleanField(default=False)
 
     def __str__(self):
         return self.user.username