feat: add local correlation filters and full recheck action

backend/app/business.py

@@ -193,7 +193,7 @@ class Business:
 
     async def create_sync_job(self, body: JobInput):
         account = await self.db.scalar(select(Account).where(Account.id == 1).with_for_update())
-        if body.kind != "self_correlation" and (
+        if body.kind not in ("self_correlation", "self_correlation_recheck") and (
             not account.password_encrypted or account.connection_status in ("disconnected", "error")
         ):
             raise HTTPException(409, "请先连接 WorldQuant")
@@ -205,9 +205,18 @@ class Business:
         for job in (
             await self.db.scalars(select(Job).where(Job.kind == body.kind, Job.status.in_(ACTIVE)))
         ).all():
-            if body.kind == "pnl_backfill" or job.payload == payload:
+            if body.kind in ("pnl_backfill", "self_correlation_recheck") or job.payload == payload:
                 return JobOutput.model_validate(job).model_dump(mode="json")
         job = Job(id=str(uuid4()), kind=body.kind, payload=payload)
+        if body.kind == "self_correlation_recheck":
+            # Freeze every qualifying target at click time, without the manual-ID batch limit.
+            ids = list((await self.db.scalars(
+                select(Alpha.id).where(Alpha.check_type.in_(("PRE_CHECK", "PASS"))).order_by(Alpha.id)
+            )).all())
+            job.payload = {"alpha_ids": ids}
+            job.total = len(ids)
+            if not ids:
+                job.status = "completed"
         if body.kind == "pnl_backfill":
             # Fix the full missing set on the server, independently of UI paging.
             # The account lock above also serializes duplicate button clicks.