fix

feeds/migrations/0010_auto_20210312_0214.py

@@ -1,19 +0,0 @@
-# Generated by Django 3.1.7 on 2021-03-11 23:14
-
-from django.db import migrations
-import picklefield.fields
-
-
-class Migration(migrations.Migration):
-
-    dependencies = [
-        ('feeds', '0009_auto_20210312_0211'),
-    ]
-
-    operations = [
-        migrations.AlterField(
-            model_name='feed',
-            name='last_id',
-            field=picklefield.fields.PickledObjectField(blank=True, editable=False, null=True),
-        ),
-    ]

feeds/models.py

@@ -17,7 +17,7 @@ class Feed(models.Model):
     chat_id = models.CharField(max_length=33)
     check_interval = models.DurationField(help_text='in seconds')
     last_check = models.DateTimeField(null=True, blank=True)
-    last_id = PickledObjectField(null=True, blank=True)
+    last_id = models.JSONField(null=True, blank=True)
 
     config_type = models.ForeignKey(ContentType, on_delete=models.CASCADE)
     config_id = models.PositiveIntegerField()