perf: gathered-accounts api (#9451)

Co-authored-by: feng <1304903146@qq.com>

apps/assets/migrations/0108_alter_platform_charset.py

@@ -0,0 +1,18 @@
+# Generated by Django 3.2.16 on 2023-02-07 04:41
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('assets', '0107_automation'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='platform',
+            name='charset',
+            field=models.CharField(choices=[('utf-8', 'UTF-8'), ('gbk', 'GBK')], default='utf-8', max_length=8, verbose_name='Charset'),
+        ),
+    ]