add websock functionality

one_trip_api/api/migrations/0005_list_updates.py

@@ -0,0 +1,18 @@
+# Generated by Django 4.1.3 on 2022-11-29 16:15
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('api', '0004_remove_recipe_list_delete_ingredient'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='list',
+            name='updates',
+            field=models.BigIntegerField(default=0),
+        ),
+    ]