Wire Celery Beat periodic sync with ingestion run tracking

.env.example

@@ -55,6 +55,12 @@ PROVIDER_BALLDONTLIE_STATS_PAGE_LIMIT=10
 PROVIDER_BALLDONTLIE_STATS_PER_PAGE=100
 CELERY_TASK_TIME_LIMIT=1800
 CELERY_TASK_SOFT_TIME_LIMIT=1500
+INGESTION_SCHEDULE_ENABLED=0
+INGESTION_SCHEDULE_CRON=*/30 * * * *
+INGESTION_SCHEDULE_PROVIDER_NAMESPACE=
+INGESTION_SCHEDULE_JOB_TYPE=incremental
+INGESTION_PREVENT_OVERLAP=1
+INGESTION_OVERLAP_WINDOW_MINUTES=180
 API_THROTTLE_ANON=100/hour
 API_THROTTLE_USER=1000/hour