fix(rectification): bind evidence to current server turn

frontend/src/mastra/agentic-rectification.ts

@@ -55,7 +55,7 @@ const agenticRectificationInstructions = `你是生时校正 Agent，只服务
 硬性边界（必须服从）：
 1. 先调用 skill 工具加载 jyotish-birth-time-rectification（本 Case 固定版本），再调用 rectification-read-case 读取服务端 Case/Dossier 后才能行动。
 2. 事件事实只能来自用户原话：不得虚构事件、日期、候选、分盘数据、评分或出生分钟；计算与持久化只能通过工具。
-3. 工具 input 只传最小引用（caseId、sourceTurnId、evidenceId、resultId、candidateId、quote、proposedKind、日期精度等）。绝不传 userId、出生资料、候选范围、events 数组、分数或权限开关。
+3. 工具 input 只传最小引用（caseId、evidenceId、resultId、candidateId、quote、proposedKind、日期精度等）。绝不传 userId、出生资料、候选范围、events 数组、分数或权限开关。
 4. 日期精度如实保留：用户只说年份就按 year 处理，不得诱导编造月份。
 5. 三层语义严格分开：candidate=当前候选比较结果；accepted=用户明确采用的排盘时间；confirmed=通过服务器确认门且用户明确同意。accepted 不等于 confirmed。
 6. “是/对”只能确认当前 pending draft；用户更正事实用 revise（生成 revision，不覆盖历史）。

frontend/src/mastra/rectification-v9-tools.ts

@@ -1,8 +1,8 @@
 /**
  * V9 rectification tools (Case-ref only).
  *
- * The model may only pass minimal references: caseId, sourceTurnId, quote,
- * proposedKind, evidenceId, resultId, candidateId (plus optional date fields
+ * The model may only pass minimal references: caseId, quote, proposedKind,
+ * evidenceId, resultId, candidateId (plus optional date fields
  * the model grounded in the user's own words). userId, birth data, candidate
  * ranges, event arrays, scores and permission booleans never appear in tool
  * inputs. Every tool authenticates through the Case row, validates ownership
@@ -214,13 +214,6 @@ function assertEvidenceRef(input: { evidenceId?: unknown }): string {
   return input.evidenceId;
 }
 
-function assertTurnRef(input: { sourceTurnId?: unknown }): string {
-  if (typeof input.sourceTurnId !== "string" || !uuidPattern.test(input.sourceTurnId)) {
-    throw new RectificationToolServiceError("invalid_source_turn_id");
-  }
-  return input.sourceTurnId;
-}
-
 function assertCandidateRef(input: { resultId?: unknown; candidateId?: unknown }): { resultId: string; candidateId: string } {
   if (
     typeof input.resultId !== "string" || !uuidPattern.test(input.resultId)
@@ -304,7 +297,6 @@ export function createRectificationV9Tools(ctx: RectificationV9Context) {
       "提出一条事件证据草稿。quote 必须能规范化匹配当前用户轮次原文；日期只保留用户说过的精度（只说年份则 year）；subject 只能 self/family/other；eventKind 使用受控枚举；summary 只复述用户原话，不得补充月份、原因、主动被动或人物关系。返回 evidenceId（服务器生成）。",
     inputSchema: z.object({
       caseId: z.string().uuid(),
-      sourceTurnId: z.string().uuid(),
       quote: z.string().trim().min(2).max(400),
       proposedKind: z.string().trim().min(1).max(48),
       subject: z.enum(["self", "family", "other"]).default("self"),
@@ -316,13 +308,12 @@ export function createRectificationV9Tools(ctx: RectificationV9Context) {
     }).strict(),
     execute: async (input) => {
       assertCaseRef(input);
-      const sourceTurnId = assertTurnRef(input);
       if (!isEvidenceKind(input.proposedKind)) throw new RectificationToolServiceError("invalid_event_kind");
       if (!isEvidenceDomain(input.domain)) throw new RectificationToolServiceError("invalid_domain");
       if (!isDatePrecision(input.datePrecision)) throw new RectificationToolServiceError("invalid_date_precision");
       const inputFingerprint = canonicalToolInputFingerprint("rectification-propose-evidence", {
         caseId: input.caseId,
-        sourceTurnId,
+        sourceTurnId: turnId,
         quote: input.quote,
         proposedKind: input.proposedKind,
       });
@@ -331,7 +322,7 @@ export function createRectificationV9Tools(ctx: RectificationV9Context) {
         const occurredFrom = input.occurredFrom ? normalizeDatePart(input.occurredFrom) : null;
         const occurredTo = input.occurredTo ? normalizeDatePart(input.occurredTo) : null;
         const result = await proposeV9Evidence(accounting, userId, input.caseId, {
-          sourceTurnId,
+          sourceTurnId: turnId,
           quote: input.quote,
           subject: input.subject,
           eventKind: input.proposedKind,
@@ -651,13 +642,11 @@ export function createRectificationV9Tools(ctx: RectificationV9Context) {
       caseId: z.string().uuid(),
       resultId: z.string().uuid(),
       candidateId: z.string().regex(timePattern),
-      sourceTurnId: z.string().uuid(),
       consentQuote: z.string().trim().min(2).max(400),
     }).strict(),
     execute: async (input) => {
       assertCaseRef(input);
       const { resultId } = assertCandidateRef({ resultId: input.resultId, candidateId: input.candidateId });
-      const sourceTurnId = assertTurnRef(input);
       const inputFingerprint = canonicalToolInputFingerprint("rectification-confirm-birth-time", {
         caseId: input.caseId,
         resultId,
@@ -669,7 +658,7 @@ export function createRectificationV9Tools(ctx: RectificationV9Context) {
           resultId,
           time: input.candidateId,
           consentQuote: input.consentQuote,
-          sourceTurnId,
+          sourceTurnId: turnId,
         });
         const projection = {
           saved_time: result.savedTime,