feat: complete birth time consultation handoff

frontend/src/components/birth-time-assessment-overlay.tsx

@@ -0,0 +1,35 @@
+export type BirthTimeAssessmentPhase = "saving_profile" | "assessing";
+
+const progressCopy = {
+  saving_profile: {
+    title: "正在保存出生资料",
+    detail: "已保留你刚才的选择，马上开始生成生时评估。",
+  },
+  assessing: {
+    title: "正在生成生时评估",
+    detail: "正在读取已有资料并准备下一步，不需要重复操作。",
+  },
+} as const satisfies Record<BirthTimeAssessmentPhase, { readonly title: string; readonly detail: string }>;
+
+export function BirthTimeAssessmentOverlay({ phase }: { readonly phase: BirthTimeAssessmentPhase | null }) {
+  if (phase === null) return null;
+  const copy = progressCopy[phase];
+
+  return (
+    <div
+      className="birth-time-assessment-overlay"
+      data-phase={phase}
+      role="status"
+      aria-live="polite"
+    >
+      <div className="birth-time-assessment-progress">
+        <div className="app-loading-symbol" aria-hidden="true">
+          <span className="app-loading-orbit" />
+          <span className="app-loading-mark" />
+        </div>
+        <strong>{copy.title}</strong>
+        <span>{copy.detail}</span>
+      </div>
+    </div>
+  );
+}

frontend/src/components/birth-time-candidate-result.tsx

@@ -24,7 +24,7 @@ export function BirthTimeCandidateResult({ journey, controller }: CandidateResul
     return (
       <div className="birth-time-candidate-result" aria-live="polite">
         <p className="birth-time-evidence-boundary">系统不会选择或应用未经证据支持的具体分钟，<span className="phrase-nowrap">当前排盘使用时间</span>保持不变。</p>
-        {terminalPath && <NewAssessmentAction controller={controller} />}
+        {terminalPath && <TerminalAction controller={controller} path={terminalPath} />}
       </div>
     );
   }
@@ -52,13 +52,13 @@ export function BirthTimeCandidateResult({ journey, controller }: CandidateResul
       {action.kind === "present_low_result" && (
         <div className="birth-time-candidate-terminal" role="status">
           <p>{dynamic ? "目前没有足够的新信息继续稳定缩小范围，本次评估已结束并保存当前候选范围。" : "本轮校正已安全结束，只保留候选范围，当前排盘使用时间保持不变。"}</p>
-          {terminalPath && <NewAssessmentAction controller={controller} />}
+          {terminalPath && <TerminalAction controller={controller} path={terminalPath} />}
         </div>
       )}
       {action.kind === "present_medium_result" && winner && dynamic && (
         <div className="birth-time-candidate-terminal" role="status">
           <p>已形成较窄的候选范围，本次评估已结束；它不会自动改动<span className="phrase-nowrap">当前排盘使用时间</span>。</p>
-          <NewAssessmentAction controller={controller} />
+          {terminalPath && <TerminalAction controller={controller} path={terminalPath} />}
         </div>
       )}
       {action.kind === "present_medium_result" && winner && !dynamic && (
@@ -72,7 +72,7 @@ export function BirthTimeCandidateResult({ journey, controller }: CandidateResul
       {action.kind === "candidate_saved" && (
         <div className="birth-time-candidate-terminal" role="status">
           <p className="birth-time-success-note">候选时间范围已保存。<span className="phrase-nowrap">当前排盘使用时间</span>没有改变。</p>
-          {terminalPath && <NewAssessmentAction controller={controller} />}
+          {terminalPath && <TerminalAction controller={controller} path={terminalPath} />}
         </div>
       )}
       {action.kind === "request_candidate_confirmation" && winner && (
@@ -94,9 +94,20 @@ export function BirthTimeCandidateResult({ journey, controller }: CandidateResul
   );
 }
 
-function NewAssessmentAction({ controller }: {
+function TerminalAction({ controller, path }: {
   readonly controller: BirthTimeGuidedController;
+  readonly path: NonNullable<ReturnType<typeof guidedTerminalPath>>;
 }) {
+  if (path.kind === "complete_with_candidate") {
+    return (
+      <div className="birth-time-new-assessment">
+        <button className="button-primary birth-time-guided-action" disabled={controller.pending} onClick={() => controller.completeCandidate(path.time)} type="button">
+          {controller.pending ? "保存中…" : "完成并继续对话"}
+        </button>
+        <small>将以 {path.time} 作为当前工作排盘时间；候选状态和原始资料都会保留。</small>
+      </div>
+    );
+  }
   return (
     <div className="birth-time-new-assessment">
       <button className="button-secondary birth-time-guided-action" disabled={controller.pending} onClick={controller.editBirthTimeDetails} type="button">开始新的评估</button>

frontend/src/components/birth-time-intake.tsx

@@ -3,6 +3,7 @@
 import { useId } from "react";
 import { BirthDatePicker } from "@/components/birth-date-picker";
 import {
+  birthTimeDisplayState,
   birthTimePeriodOptions,
   birthTimeSourceOptions,
   type BirthTimeDraft,
@@ -52,6 +53,7 @@ export function BirthTimeIntakeFields({ value, onPatch }: BirthTimeIntakeProps)
   const groupId = useId();
   const source = value.birthTimeSource;
   const isConfirmed = value.birthTimeStatus === "confirmed";
+  const displayState = birthTimeDisplayState(value);
   const usesClockTime = source === "hospital_record"
     || source === "family_exact"
     || source === "approximate"
@@ -59,6 +61,27 @@ export function BirthTimeIntakeFields({ value, onPatch }: BirthTimeIntakeProps)
 
   return (
     <div className="birth-time-intake">
+      {displayState && (
+        <section className="birth-time-profile-result" aria-label="生时校正结果">
+          <div className="birth-time-profile-result-heading">
+            <span>生时校正结果</span>
+            <strong>{displayState.kind === "candidate" ? "候选时间" : "已确认"}</strong>
+          </div>
+          <dl>
+            <div>
+              <dt>{displayState.kind === "candidate" ? "当前工作排盘时间" : "当前排盘时间"}</dt>
+              <dd>{displayState.activeTime}</dd>
+            </div>
+            <div>
+              <dt>原始填报</dt>
+              <dd>{displayState.reportedLabel}</dd>
+            </div>
+          </dl>
+          {displayState.kind === "candidate" && (
+            <p>已用于当前排盘，但仍保留为候选结果，不会标记成出生记录中的确定分钟。</p>
+          )}
+        </section>
+      )}
       <BirthDatePicker
         value={value.date}
         disabled={isConfirmed}