add indexes to user model

authentication/migrations/0003_auto_20210608_1743.py

@@ -0,0 +1,20 @@
+# Generated by Django 3.2.3 on 2021-06-08 17:43
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ("authentication", "0002_auto_20201111_2224"),
+    ]
+
+    operations = [
+        migrations.AlterModelOptions(name="blossomuser", options={},),
+        migrations.AddIndex(
+            model_name="blossomuser",
+            index=models.Index(
+                fields=["username", "email"], name="authenticat_usernam_22da7a_idx"
+            ),
+        ),
+    ]

authentication/models.py

@@ -15,6 +15,9 @@ class BlossomUser(AbstractUser):
     status of the user and the roles they fulfill.
     """
 
+    class Meta:
+        indexes = [models.Index(fields=["username", "email"])]
+
     # The backend class which is used to authenticate the BlossomUser.
     backend = "authentication.backends.EmailBackend"