feat: govern autonomous campaign delivery schedules

src/govoplan_campaign/backend/retention.py

@@ -31,7 +31,13 @@ from govoplan_core.core.object_storage import (
 from govoplan_core.core.runtime_coordination import process_runtime_identity
 from govoplan_core.db.session import get_database
 from govoplan_core.settings import settings as core_settings
-from govoplan_campaign.backend.db.models import CampaignJob, CampaignVersion, JobImapStatus, JobQueueStatus
+from govoplan_campaign.backend.db.models import (
+    CampaignJob,
+    CampaignSchedule,
+    CampaignVersion,
+    JobImapStatus,
+    JobQueueStatus,
+)
 from govoplan_campaign.backend.runtime import get_settings
 
 FINAL_VERSION_STATES = {
@@ -351,6 +357,18 @@ def _apply_eml_retention(
         "delete_failed": 0,
         "recovery_blocked": 0,
         "skipped_not_final": 0,
+        "skipped_schedule_source": 0,
+    }
+    protected_source_versions = {
+        str(version_id)
+        for (version_id,) in (
+            session.query(CampaignSchedule.source_version_id)
+            .filter(
+                CampaignSchedule.delivery_mode == "autonomous",
+                CampaignSchedule.next_fire_at.is_not(None),
+            )
+            .all()
+        )
     }
     jobs = (
         session.query(CampaignJob)
@@ -359,6 +377,9 @@ def _apply_eml_retention(
         .all()
     )
     for job in jobs:
+        if getattr(job, "campaign_version_id", None) in protected_source_versions:
+            result["skipped_schedule_source"] += 1
+            continue
         policy = policy_for_campaign_id(job.campaign_id)
         cutoff = _cutoff(policy.generated_eml_retention_days, now=now)
         if not _is_before_cutoff(job.updated_at, cutoff):