feat: 分离 Alpha 检查与提交限制，优化检查统计与前端展示

backend/app/research_access/service.py

@@ -9,6 +9,7 @@ from uuid import uuid4
 
 from sqlalchemy import func, select
 
+from ..alphas import check_summary
 from ..backtests.contracts import ControlInput, DraftInput, PreviewInput, Source, StartInput, fingerprint
 from ..backtests.service import Backtests
 from ..business import Business
@@ -221,7 +222,7 @@ class ResearchAccess:
         return {"alpha_id": args.alpha_id, "snapshot": submission_fingerprint(context),
                 **context, "descriptions": {key: item["description"] for key, item in context["sections"].items()},
                 "can_check": alpha.status == "UNSUBMITTED" and await correlation_allows_check(self.db, args.alpha_id),
-                "checks": alpha.checks, "source": "local_cache", "production_submission": False,
+                "checks": alpha.checks, "check_summary": check_summary(alpha.checks), "source": "local_cache", "production_submission": False,
                 "job_id": job.id if job else None, "job_status": job.status if job else None,
                 "checked_at": job.checkpoint.get("checked_at") if job else None}