fixed postgres search

cookbook/migrations/0119_auto_20210411_2101.py

@@ -0,0 +1,15 @@
+# Generated by Django 3.2 on 2021-04-11 19:01
+from django.contrib.postgres.operations import UnaccentExtension, TrigramExtension
+from django.db import migrations
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('cookbook', '0118_auto_20210406_1805'),
+    ]
+
+    operations = [
+        TrigramExtension(),
+        UnaccentExtension(),
+    ]