feat: mission replied calling task

mission/migrations/0005_mission_unreplied_notification_fields.py

@@ -0,0 +1,36 @@
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ("mission", "0004_missioncategory_refactor"),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name="mission",
+            name="notify_if_unreplied",
+            field=models.BooleanField(db_index=True, default=False, verbose_name="是否开启未回复提醒"),
+        ),
+        migrations.AddField(
+            model_name="mission",
+            name="unreplied_last_notified_at",
+            field=models.DateTimeField(blank=True, null=True, verbose_name="上一次未回复提醒时间"),
+        ),
+        migrations.AddField(
+            model_name="mission",
+            name="unreplied_notify_interval_minutes",
+            field=models.PositiveIntegerField(blank=True, null=True, verbose_name="未回复提醒间隔（分钟）"),
+        ),
+        migrations.AddField(
+            model_name="mission",
+            name="unreplied_notify_max_count",
+            field=models.PositiveIntegerField(default=5, verbose_name="未回复最大提醒次数"),
+        ),
+        migrations.AddField(
+            model_name="mission",
+            name="unreplied_notify_sent_count",
+            field=models.PositiveIntegerField(default=0, verbose_name="未回复已提醒次数"),
+        ),
+    ]