eval: 准备正向采纳的真实运行恢复与质量评估

新增单份串行启动入口、首个正向运行杀进程恢复证据、逐候选审阅导出与账目统计；参考只读副本分数对照。456项免费测试通过，尚未启动三份真实验收。同步结构说明与当前工作状态。

eval/lib/reference-scores.ts

@@ -0,0 +1,70 @@
+import { basename, dirname } from "node:path";
+import { DatabaseSync } from "node:sqlite";
+
+/** 只读已有副本；保留 incomplete 的数值及重复尝试，不冒充有效成绩。 */
+export function referenceScores(path: string) {
+  const study = basename(dirname(path));
+  const db = new DatabaseSync(path, { readOnly: true });
+  try {
+    type Fact<T> = { seq: number; content: T };
+    const facts = <T>(kind: string): Fact<T>[] =>
+      (
+        db
+          .prepare(
+            "SELECT created_seq, payload FROM facts WHERE kind = ? ORDER BY created_seq",
+          )
+          .all(kind) as Array<{ created_seq: number; payload: string }>
+      ).map((r) => ({
+        seq: r.created_seq,
+        content: JSON.parse(r.payload) as T,
+      }));
+    const links = facts<{
+      purpose: string;
+      roundId: string;
+      runId: string;
+      candidateId: string;
+    }>("run-link");
+    const observations = facts<{
+      runId: string;
+      status: string;
+      finalMetric: { value: number | null };
+      reasons: string[];
+    }>("run-observation");
+    const adoption = facts<{
+      roundId: string;
+      adoptedRunId: string | null;
+      newBaselineId: string;
+    }>("adoption").find((r) => r.content.roundId === `${study}.r1`)!;
+    return links
+      .filter(
+        (r) =>
+          r.content.purpose === "forward" &&
+          r.content.roundId === `${study}.r1`,
+      )
+      .map((link) => {
+        const observation = observations.find(
+          (r) => r.content.runId === link.content.runId,
+        )!;
+        return {
+          source: path,
+          study,
+          candidate: link.content.candidateId,
+          run: link.content.runId,
+          status: observation.content.status,
+          rawScore: observation.content.finalMetric.value,
+          validScore:
+            observation.content.status === "valid"
+              ? observation.content.finalMetric.value
+              : null,
+          adopted: adoption.content.adoptedRunId === link.content.runId,
+          newBaseline: adoption.content.newBaselineId,
+          linkSeq: link.seq,
+          observationSeq: observation.seq,
+          adoptionSeq: adoption.seq,
+          reasons: observation.content.reasons,
+        };
+      });
+  } finally {
+    db.close();
+  }
+}