# Generated by Django 6.0 on 2026-04-23 20:07 from django.conf import settings from django.db import migrations, models class Migration(migrations.Migration): dependencies = [ ('message', '0001_initial'), ('submission', '0004_submission_problem_user_idx'), migrations.swappable_dependency(settings.AUTH_USER_MODEL), ] operations = [ migrations.AddIndex( model_name='message', index=models.Index(fields=['recipient', 'create_time'], name='message_recipient_time_idx'), ), ]