feat(check): 同一行按单元格；业绩条款不再误跳；重复条目只合并显示（C5 修订）

- 送给模型的「同一行」在有框线的表格里按单元格分行
- 「以合同签订时间为准」不再被当成「签订合同时才交」，要附合同的业绩评分项照常查
- 重复的要求各自判断，问题接口给出 duplicate_ids，查标页同组折叠显示、一起处理
- 决策 C5 修订记入 decisions.md；开发集召回 74%、致命级 25/32

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

server/tests/test_check_units.py

@@ -279,3 +279,17 @@ async def test_over_budget_items_are_undetermined_without_model_calls() -> None:
     results, stats = await match.run(ctx, uuid4(), items, [d], progress, budget=10)
     (r,) = results.values()
     assert (r.verdict, r.reason_code, stats.calls, stats.over_budget) == ("undetermined", "over_budget", 0, 1)
+
+
+def test_award_time_wording_is_not_award_stage_evidence() -> None:
+    """「以合同签订时间为准」是业绩的时间口径，不是「签订合同时才交」：要附合同的评分项照常查（check-eval §9）。"""
+    from bid_doctor.check import applicability
+
+    scoring = {
+        "categories": ["scoring"],
+        "title": "项目业绩（10 分）",
+        "requirement_text": "提供2023年以来类似项目业绩，以合同签订时间为准，需提供合同复印件。",
+    }
+    assert applicability.decide(scoring, {}).match
+    later = {**scoring, "requirement_text": "签订合同时提供业绩合同原件备查。"}
+    assert applicability.decide(later, {}).skip == "scoring"