fix(consultation): decouple reply metadata from prompt

frontend/src/lib/agent-reply.ts

@@ -1,5 +1,7 @@
 export type ReplyTheme = "career" | "marriage" | "wealth" | "timing" | "general";
 
+import type { ConsultationReplyMetadata } from "./consultation-reply-metadata.ts";
+
 const fallbackSuggestions: Record<ReplyTheme, readonly [string, string, string]> = {
   career: ["我更适合怎样的职业路径？", "未来一年事业上要避开什么？", "我该如何发挥自己的优势？"],
   marriage: ["我在关系里容易重复什么模式？", "怎样的伴侣更适合我？", "未来一年关系上要注意什么？"],
@@ -46,12 +48,12 @@ function stripAgentReplyMetadata(value: string) {
   return { text, suggestions, title };
 }
 
-export function parseAgentReply(value: string, theme: ReplyTheme) {
+export function parseAgentReply(value: string, theme: ReplyTheme, metadata?: ConsultationReplyMetadata) {
   const parsed = stripAgentReplyMetadata(value);
   return {
     text: parsed.text,
-    suggestions: parsed.suggestions.length === 3 ? parsed.suggestions : [...fallbackSuggestions[theme]],
-    title: parsed.title,
+    suggestions: metadata?.suggestions ?? (parsed.suggestions.length === 3 ? parsed.suggestions : [...fallbackSuggestions[theme]]),
+    title: metadata?.title ?? parsed.title,
   };
 }
 

frontend/src/lib/consultation-reply-metadata.ts

@@ -0,0 +1,41 @@
+import { z } from "zod";
+import type { ReplyTheme } from "./agent-reply.ts";
+
+export const consultationReplyMetadataSchema = z.object({
+  title: z.string().trim().min(1).max(64),
+  suggestions: z.tuple([
+    z.string().trim().min(1).max(80),
+    z.string().trim().min(1).max(80),
+    z.string().trim().min(1).max(80),
+  ]),
+}).strict();
+
+export type ConsultationReplyMetadata = z.infer<typeof consultationReplyMetadataSchema>;
+
+const fallbackSuggestions: Record<ReplyTheme, readonly [string, string, string]> = {
+  career: ["我更适合怎样的职业路径？", "未来一年事业上要避开什么？", "我该如何发挥自己的优势？"],
+  marriage: ["我在关系里容易重复什么模式？", "怎样的伴侣更适合我？", "未来一年关系上要注意什么？"],
+  wealth: ["我的财富增长方式是什么？", "接下来财务上要避开什么？", "我该如何稳定提升收入？"],
+  timing: ["接下来最值得把握的阶段是什么？", "哪些时期更适合主动行动？", "我现在应该优先准备什么？"],
+  general: ["未来一年，事业和收入该关注什么？", "我的关系模式是什么？", "未来哪些阶段值得把握？"],
+};
+
+function safeQuestionTitle(question: string) {
+  const normalized = question
+    .replace(/\s+/g, " ")
+    .trim()
+    .replace(/[？?！!。．，,；;：:]+$/u, "")
+    .replace(/[\p{P}\p{S}]/gu, "")
+    .trim();
+  if (!normalized) return "一般占星咨询";
+  const characters = Array.from(normalized);
+  if (characters.length >= 6) return characters.slice(0, 14).join("");
+  return `${characters.join("")}主题咨询`.slice(0, 14);
+}
+
+export function createConsultationReplyMetadata(input: { theme: ReplyTheme; question: string }): ConsultationReplyMetadata {
+  return consultationReplyMetadataSchema.parse({
+    title: safeQuestionTitle(input.question),
+    suggestions: [...fallbackSuggestions[input.theme]],
+  });
+}