Finalize GTL and retire S/R research harness

app/routers/admin.py

@@ -13,6 +13,7 @@ from app.schemas.admin import (
     AlertConfigUpdate,
     CreateUserRequest,
     DataCleanupRequest,
+    JobTriggerRequest,
     JobToggle,
     RecommendationConfigUpdate,
     ScheduleConfigUpdate,
@@ -376,11 +377,16 @@ async def get_pipeline_readiness(
 @router.post("/admin/jobs/{job_name}/trigger", response_model=APIEnvelope)
 async def trigger_job(
     job_name: str,
+    body: JobTriggerRequest | None = None,
     _admin: User = Depends(require_admin),
     db: AsyncSession = Depends(get_db),
 ):
-    """Trigger a manual job run (placeholder)."""
-    result = await admin_service.trigger_job(db, job_name)
+    """Trigger a manual job run, optionally with one-run parameters."""
+    result = await admin_service.trigger_job(
+        db,
+        job_name,
+        target_model=body.target_model if body is not None else None,
+    )
     return APIEnvelope(status="success", data=result)