feat(chat): migrate chat protocol to lock detail

src/data/schemas/chat/chat_send_response.ts

@@ -3,39 +3,18 @@
  * 原始 Dart: ChatSendResponse (lib/data/models/chat/chat_response.dart)
  */
 import { z } from "zod";
-
-export const ChatBlockDetailSchema = z.object({
-  type: z.string(),
-  usedToday: z.number().optional(),
-  usedTotal: z.number().optional(),
-  limit: z.number(),
-});
+import { ChatImageSchema, ChatLockDetailSchema } from "./chat_payloads";
 
 export const ChatSendResponseSchema = z.object({
-  mode: z.string().default(""),
   reply: z.string(),
-  voiceUrl: z.string().default(""),
   audioUrl: z.string().default(""),
-  intimacyChange: z.number().default(0),
-  newIntimacy: z.number().default(0),
-  relationshipStage: z.string(),
-  currentMood: z.string().default(""),
   messageId: z.string(),
   isGuest: z.boolean().default(false),
   // 函数式 default —— 每次 parse 时重新调 Date.now()（后端不返回 timestamp 时用当下时间）
   timestamp: z.number().default(() => Date.now()),
-  blocked: z.boolean().nullable().default(null),
-  blockReason: z.string().nullable().default(null),
-  blockDetail: ChatBlockDetailSchema.nullable().default(null),
-  paywallTriggered: z.boolean().default(false),
-  showUpgrade: z.boolean().default(false),
-  imageType: z.string().nullable().default(null),
-  isPrivate: z.boolean().nullable().default(null),
-  privateLocked: z.boolean().nullable().default(null),
-  privateHint: z.string().nullable().default(null),
-  imageUrl: z.string().nullable().default(null),
+  image: ChatImageSchema,
+  lockDetail: ChatLockDetailSchema,
 });
 
 export type ChatSendResponseInput = z.input<typeof ChatSendResponseSchema>;
 export type ChatSendResponseData = z.output<typeof ChatSendResponseSchema>;
-export type ChatBlockDetailData = z.output<typeof ChatBlockDetailSchema>;