1

server-node/src/services/customWorldAgentEntityGenerationService.ts

@@ -3,6 +3,12 @@ import type {
   CustomWorldFoundationDraftLandmark,
 } from '../../../packages/shared/src/contracts/customWorldAgent.js';
 import { badRequest } from '../errors.js';
+import {
+  buildCustomWorldAgentCharacterExpansionPrompt,
+  buildCustomWorldAgentLandmarkExpansionPrompt,
+  CUSTOM_WORLD_AGENT_CHARACTER_EXPANSION_SYSTEM_PROMPT,
+  CUSTOM_WORLD_AGENT_LANDMARK_EXPANSION_SYSTEM_PROMPT,
+} from '../prompts/customWorldAgentPrompts.js';
 import {
   getWorldFoundationCardId,
   normalizeFoundationDraftProfile,
@@ -438,22 +444,18 @@ async function requestCharacterSuggestionsFromLlm(params: {
     params.profile.summary;
 
   const content = await params.llmClient.requestMessageContent({
-    systemPrompt:
-      '你负责为当前游戏世界底稿补 1 到 3 个新角色。只能输出 JSON 数组，不要输出任何额外说明。',
-    userPrompt: [
-      `当前世界：${params.profile.name}`,
-      `世界摘要：${params.profile.summary}`,
-      `创作意图摘要：${creatorIntentSummary}`,
-      `参考锚点：${anchorSummary}`,
-      `已有角色：${getAllCharacters(params.profile)
+    systemPrompt: CUSTOM_WORLD_AGENT_CHARACTER_EXPANSION_SYSTEM_PROMPT,
+    userPrompt: buildCustomWorldAgentCharacterExpansionPrompt({
+      worldName: params.profile.name,
+      worldSummary: params.profile.summary,
+      creatorIntentSummary,
+      anchorSummary,
+      existingNames: getAllCharacters(params.profile)
         .slice(0, 10)
-        .map((entry) => entry.name)
-        .join('、') || '暂无'}`,
-      `数量：${params.count}`,
-      `补充要求：${params.promptSeed || '没有额外要求，围绕当前底稿自然扩展。'}`,
-      '返回 JSON 数组。每个对象字段只允许包含：name, role, publicMask, hiddenHook, relationToPlayer, summary, threadIds。',
-      'threadIds 必须优先引用现有线程 id。',
-    ].join('\n'),
+        .map((entry) => entry.name),
+      count: params.count,
+      promptSeed: params.promptSeed,
+    }),
     timeoutMs: 45000,
     debugLabel: 'custom-world-agent-generate-characters',
   });
@@ -478,22 +480,18 @@ async function requestLandmarkSuggestionsFromLlm(params: {
     params.profile.summary;
 
   const content = await params.llmClient.requestMessageContent({
-    systemPrompt:
-      '你负责为当前游戏世界底稿补 1 到 3 个新地点。只能输出 JSON 数组，不要输出任何额外说明。',
-    userPrompt: [
-      `当前世界：${params.profile.name}`,
-      `世界摘要：${params.profile.summary}`,
-      `创作意图摘要：${creatorIntentSummary}`,
-      `参考锚点：${anchorSummary}`,
-      `已有地点：${params.profile.landmarks
+    systemPrompt: CUSTOM_WORLD_AGENT_LANDMARK_EXPANSION_SYSTEM_PROMPT,
+    userPrompt: buildCustomWorldAgentLandmarkExpansionPrompt({
+      worldName: params.profile.name,
+      worldSummary: params.profile.summary,
+      creatorIntentSummary,
+      anchorSummary,
+      existingNames: params.profile.landmarks
         .slice(0, 10)
-        .map((entry) => entry.name)
-        .join('、') || '暂无'}`,
-      `数量：${params.count}`,
-      `补充要求：${params.promptSeed || '没有额外要求，围绕当前底稿自然扩展。'}`,
-      '返回 JSON 数组。每个对象字段只允许包含：name, purpose, mood, dangerLevel, secret, summary, threadIds, characterIds。',
-      'threadIds / characterIds 必须优先引用现有对象 id。',
-    ].join('\n'),
+        .map((entry) => entry.name),
+      count: params.count,
+      promptSeed: params.promptSeed,
+    }),
     timeoutMs: 45000,
     debugLabel: 'custom-world-agent-generate-landmarks',
   });

server-node/src/services/customWorldAgentFoundationDraftService.ts

@@ -8,6 +8,10 @@ import type {
   EightAnchorContent,
 } from '../../../packages/shared/src/contracts/customWorldAgent.js';
 import { parseJsonResponseText } from '../../../packages/shared/src/llm/parsers.js';
+import {
+  FOUNDATION_JSON_ONLY_SYSTEM_PROMPT,
+  FOUNDATION_JSON_REPAIR_SYSTEM_PROMPT,
+} from '../prompts/customWorldAgentPrompts.js';
 import {
   buildCustomWorldFrameworkJsonRepairPrompt,
   buildCustomWorldFrameworkPrompt,
@@ -770,13 +774,6 @@ function buildChapter(params: {
   };
 }
 
-const FOUNDATION_JSON_ONLY_SYSTEM_PROMPT = `你是严格的世界草稿 JSON 生成器。
-只输出一个 JSON 对象，不要输出 Markdown、代码块、解释或额外文字。`;
-const FOUNDATION_JSON_REPAIR_SYSTEM_PROMPT = `你是 JSON 修复器。
-你会收到一段本应为单个 JSON 对象的文本。
-你的唯一任务是把它修复成能被 JSON.parse 直接解析的单个 JSON 对象。
-不要输出 Markdown、代码块、解释、注释或额外文字。`;
-
 const FOUNDATION_DRAFT_PLAYABLE_COUNT = 3;
 const FOUNDATION_DRAFT_STORY_COUNT = 6;
 const FOUNDATION_DRAFT_LANDMARK_COUNT = 4;

server-node/src/services/customWorldAgentPhase2.test.ts

@@ -47,6 +47,7 @@ function createRuntimeRepositoryStub(): RuntimeRepositoryPort {
     async getSettings() {
       return {
         musicVolume: 0.42,
+        platformTheme: 'light',
       };
     },
     async putSettings(_userId, settings) {

server-node/src/services/customWorldAgentPhase3.test.ts

@@ -39,6 +39,7 @@ function createRuntimeRepositoryStub(): RuntimeRepositoryPort {
     async getSettings() {
       return {
         musicVolume: 0.42,
+        platformTheme: 'light',
       };
     },
     async putSettings(_userId, settings) {

server-node/src/services/customWorldAgentPhase4.test.ts

@@ -40,6 +40,7 @@ function createRuntimeRepositoryStub(): RuntimeRepositoryPort {
     async getSettings() {
       return {
         musicVolume: 0.42,
+        platformTheme: 'light',
       };
     },
     async putSettings(_userId, settings) {

server-node/src/services/customWorldAgentPhase5.test.ts

@@ -39,6 +39,7 @@ function createRuntimeRepositoryStub(): RuntimeRepositoryPort {
     async getSettings() {
       return {
         musicVolume: 0.42,
+        platformTheme: 'light',
       };
     },
     async putSettings(_userId, settings) {

server-node/src/services/customWorldEntityGenerationService.ts

@@ -1,5 +1,11 @@
 import { parseJsonResponseText } from '../../../packages/shared/src/llm/parsers.js';
 import { badRequest } from '../errors.js';
+import {
+  buildLandmarkPrompt,
+  buildPlayablePrompt,
+  buildStoryPrompt,
+  CUSTOM_WORLD_ENTITY_GENERATOR_SYSTEM_PROMPT,
+} from '../prompts/customWorldEntityPrompts.js';
 import type { UpstreamLlmClient } from './llmClient.js';
 
 type CustomWorldEntityKind = 'playable' | 'story' | 'landmark';
@@ -319,69 +325,6 @@ function normalizeProfile(value: unknown): ParsedProfile {
   };
 }
 
-function buildRoleReferenceText(roles: ParsedRole[], emptyText: string) {
-  if (roles.length === 0) {
-    return emptyText;
-  }
-
-  return roles
-    .slice(0, 12)
-    .map(
-      (role, index) =>
-        `${index + 1}. ${role.name} / ${role.title || role.role} / 身份：${
-          role.role || '未写'
-        } / 描述：${role.description || '未写'} / 背景：${
-          role.backstory || '未写'
-        } / 性格：${role.personality || '未写'} / 动机：${
-          role.motivation || '未写'
-        } / 形象：${role.visualDescription || '未写'} / 动作表现：${
-          role.actionDescription || '未写'
-        } / 场景画面：${role.sceneVisualDescription || '未写'} / 标签：${
-          role.tags.join('、') || '暂无'
-        }`,
-    )
-    .join('\n');
-}
-
-function buildLandmarkReferenceText(profile: ParsedProfile) {
-  if (profile.landmarks.length === 0) {
-    return '当前还没有场景设定。';
-  }
-
-  const storyNpcById = new Map(profile.storyNpcs.map((npc) => [npc.id, npc]));
-  const landmarkById = new Map(
-    profile.landmarks.map((landmark) => [landmark.id, landmark]),
-  );
-
-  return profile.landmarks
-    .slice(0, 12)
-    .map((landmark, index) => {
-      const sceneNpcNames = landmark.sceneNpcIds
-        .map((npcId) => storyNpcById.get(npcId)?.name ?? '')
-        .filter(Boolean)
-        .join('、');
-      const connectionNames = landmark.connections
-        .map((connection) => {
-          const targetName =
-            landmarkById.get(connection.targetLandmarkId)?.name ||
-            connection.targetLandmarkId;
-          return `${targetName}（${connection.relativePosition} / ${
-            connection.summary || '无说明'
-          }）`;
-        })
-        .join('、');
-
-      return `${index + 1}. ${landmark.name} / 危险度：${
-        landmark.dangerLevel || 'medium'
-      } / 描述：${landmark.description || '未写'} / 画面：${
-        landmark.visualDescription || '未写'
-      } / 场景角色：${
-        sceneNpcNames || '暂无'
-      } / 连接：${connectionNames || '暂无'}`;
-    })
-    .join('\n');
-}
-
 function buildUniqueRoleName(existingNames: Set<string>, startIndex: number) {
   for (let attempt = 0; attempt < 120; attempt += 1) {
     const index = startIndex + attempt;
@@ -563,148 +506,6 @@ function buildFallbackLandmarkDraft(profile: ParsedProfile) {
   };
 }
 
-function buildPlayablePrompt(profile: ParsedProfile) {
-  return [
-    `世界名：${profile.name}`,
-    `当前世界设定：${profile.settingText || profile.summary || '未提供额外设定。'}`,
-    `世界摘要：${profile.summary || '未填写'}`,
-    `世界基调：${profile.tone || '未填写'}`,
-    `玩家主线目标：${profile.playerGoal || '未填写'}`,
-    `当前可扮演角色设定：\n${buildRoleReferenceText(profile.playableNpcs, '当前还没有可扮演角色。')}`,
-    `当前场景角色设定：\n${buildRoleReferenceText(profile.storyNpcs, '当前还没有场景角色。')}`,
-    `当前场景设定：\n${buildLandmarkReferenceText(profile)}`,
-    '请基于上面全部上下文，生成 1 名新的“可扮演角色”。',
-    '要求：',
-    '- 必须与当前世界设定、已有可扮演角色、已有场景角色、已有场景形成互补，不要重复定位。',
-    '- 必须保留明确的协作价值、成长空间和入队理由。',
-    '- 不要生成泛用模板角色，必须让角色与当前世界的具体势力、地点、冲突或禁忌发生绑定。',
-    '- visualDescription 只写与角色设定相关的外形、服装、材质、武器、体态、色彩和识别特征，禁止写角色以外的周边环境等与角色不想管的设定。',
-    '- actionDescription 只写这个角色的动作表现与战斗气质，不要写镜头切换或参数。',
-    '- sceneVisualDescription 只写该角色首次登场或主要活动区域的场景画面感，不要写“提示词”字样。',
-    '- 只返回 JSON，不要输出解释或 Markdown。',
-    'JSON 结构：',
-    '{',
-    '  "playableNpc": {',
-    '    "name": "角色名",',
-    '    "title": "称号",',
-    '    "role": "身份",',
-    '    "description": "一句到两句定位描述",',
-    '    "visualDescription": "角色形象描述",',
-    '    "actionDescription": "动作表现描述",',
-    '    "sceneVisualDescription": "角色关联场景画面描述",',
-    '    "backstory": "背景经历",',
-    '    "personality": "性格特点",',
-    '    "motivation": "当前动机",',
-    '    "combatStyle": "战斗风格",',
-    '    "initialAffinity": 22,',
-    '    "relationshipHooks": ["关系钩子1", "关系钩子2", "关系钩子3"],',
-    '    "tags": ["标签1", "标签2", "标签3"],',
-    '    "publicSummary": "公开背景摘要",',
-    '    "chapterTeasers": ["表层来意", "旧事裂痕", "隐藏执念", "最终底牌"],',
-    '    "chapterContents": ["对应正文1", "对应正文2", "对应正文3", "对应正文4"],',
-    '    "skills": [',
-    '      { "name": "技能1", "summary": "说明", "style": "风格" },',
-    '      { "name": "技能2", "summary": "说明", "style": "风格" },',
-    '      { "name": "技能3", "summary": "说明", "style": "风格" }',
-    '    ],',
-    '    "initialItems": [',
-    '      { "name": "物品1", "category": "武器", "quantity": 1, "rarity": "rare", "description": "说明", "tags": ["标签"] },',
-    '      { "name": "物品2", "category": "专属物品", "quantity": 1, "rarity": "rare", "description": "说明", "tags": ["标签"] },',
-    '      { "name": "物品3", "category": "消耗品", "quantity": 2, "rarity": "uncommon", "description": "说明", "tags": ["标签"] }',
-    '    ]',
-    '  }',
-    '}',
-  ].join('\n');
-}
-
-function buildStoryPrompt(profile: ParsedProfile) {
-  return [
-    `世界名：${profile.name}`,
-    `当前世界设定：${profile.settingText || profile.summary || '未提供额外设定。'}`,
-    `世界摘要：${profile.summary || '未填写'}`,
-    `世界基调：${profile.tone || '未填写'}`,
-    `玩家主线目标：${profile.playerGoal || '未填写'}`,
-    `当前可扮演角色设定：\n${buildRoleReferenceText(profile.playableNpcs, '当前还没有可扮演角色。')}`,
-    `当前场景角色设定：\n${buildRoleReferenceText(profile.storyNpcs, '当前还没有场景角色。')}`,
-    `当前场景设定：\n${buildLandmarkReferenceText(profile)}`,
-    '请基于上面全部上下文，生成 1 名新的“场景角色”。',
-    '要求：',
-    '- 必须与当前世界设定、已有可扮演角色、已有场景角色、已有场景形成互补，不要重复定位。',
-    '- 必须像能直接进入游戏的场景角色，而不是抽象设定条目。',
-    '- 角色应与具体场景、关系链或局势变化发生绑定。',
-    '- visualDescription 只写与角色设定匹配的外形、服装、材质、武器、体态、色彩和识别特征，不要写“提示词”、镜头参数或构图规则。',
-    '- actionDescription 只写这个角色的动作表现与战斗气质，不要写镜头切换或参数。',
-    '- sceneVisualDescription 只写该角色首次登场或主要活动区域的场景画面感，不要写“提示词”字样。',
-    '- 只返回 JSON，不要输出解释或 Markdown。',
-    'JSON 结构：',
-    '{',
-    '  "storyNpc": {',
-    '    "name": "角色名",',
-    '    "title": "称号",',
-    '    "role": "身份",',
-    '    "description": "一句到两句定位描述",',
-    '    "visualDescription": "角色形象描述",',
-    '    "actionDescription": "动作表现描述",',
-    '    "sceneVisualDescription": "角色关联场景画面描述",',
-    '    "backstory": "背景经历",',
-    '    "personality": "性格特点",',
-    '    "motivation": "当前动机",',
-    '    "combatStyle": "战斗风格",',
-    '    "initialAffinity": 6,',
-    '    "relationshipHooks": ["关系钩子1", "关系钩子2", "关系钩子3"],',
-    '    "tags": ["标签1", "标签2", "标签3"],',
-    '    "publicSummary": "公开背景摘要",',
-    '    "chapterTeasers": ["表层来意", "旧事裂痕", "隐藏执念", "最终底牌"],',
-    '    "chapterContents": ["对应正文1", "对应正文2", "对应正文3", "对应正文4"],',
-    '    "skills": [',
-    '      { "name": "技能1", "summary": "说明", "style": "风格" },',
-    '      { "name": "技能2", "summary": "说明", "style": "风格" },',
-    '      { "name": "技能3", "summary": "说明", "style": "风格" }',
-    '    ],',
-    '    "initialItems": [',
-    '      { "name": "物品1", "category": "武器", "quantity": 1, "rarity": "rare", "description": "说明", "tags": ["标签"] },',
-    '      { "name": "物品2", "category": "专属物品", "quantity": 1, "rarity": "rare", "description": "说明", "tags": ["标签"] },',
-    '      { "name": "物品3", "category": "消耗品", "quantity": 2, "rarity": "uncommon", "description": "说明", "tags": ["标签"] }',
-    '    ]',
-    '  }',
-    '}',
-  ].join('\n');
-}
-
-function buildLandmarkPrompt(profile: ParsedProfile) {
-  return [
-    `世界名：${profile.name}`,
-    `当前世界设定：${profile.settingText || profile.summary || '未提供额外设定。'}`,
-    `世界摘要：${profile.summary || '未填写'}`,
-    `世界基调：${profile.tone || '未填写'}`,
-    `玩家主线目标：${profile.playerGoal || '未填写'}`,
-    `当前可扮演角色设定：\n${buildRoleReferenceText(profile.playableNpcs, '当前还没有可扮演角色。')}`,
-    `当前场景角色设定：\n${buildRoleReferenceText(profile.storyNpcs, '当前还没有场景角色。')}`,
-    `当前场景设定：\n${buildLandmarkReferenceText(profile)}`,
-    '请基于上面全部上下文，生成 1 个新的“场景”。',
-    '要求：',
-    '- 必须与当前世界设定、已有可扮演角色、已有场景角色、已有场景形成互补，不要重复。',
-    '- 必须给出适合出现在这个新场景里的 sceneNpcNames，且只能从已有场景角色里选择至少 3 个名字。',
-    '- 必须给出 connections，且 targetLandmarkName 只能引用已有场景名，不要连向自己。',
-    '- visualDescription 只写这个场景的空间层次、地面、主体建筑或自然景观、氛围、色彩和可见装置，不要写“提示词”、镜头参数或构图规则。',
-    '- 只返回 JSON，不要输出解释或 Markdown。',
-    'JSON 结构：',
-    '{',
-    '  "landmark": {',
-    '    "name": "场景名",',
-    '    "description": "场景描述",',
-    '    "visualDescription": "场景画面描述",',
-    '    "dangerLevel": "low|medium|high|extreme",',
-    '    "sceneNpcNames": ["场景角色1", "场景角色2", "场景角色3"],',
-    '    "connections": [',
-    '      { "targetLandmarkName": "已有场景名", "relativePosition": "forward", "summary": "通路说明" },',
-    '      { "targetLandmarkName": "已有场景名", "relativePosition": "inside", "summary": "通路说明" }',
-    '    ]',
-    '  }',
-    '}',
-  ].join('\n');
-}
-
 function ensureUniqueName(name: string, existingNames: string[], fallbackName: string) {
   const normalized = name.trim() || fallbackName;
   if (!existingNames.includes(normalized)) {
@@ -1040,8 +841,7 @@ async function requestGeneratedEntity(
         : buildLandmarkPrompt(profile);
 
   const content = await llmClient.requestMessageContent({
-    systemPrompt:
-      '你是游戏世界编辑器的实体生成器。你必须只返回可解析 JSON，不要输出解释、前言或 Markdown。',
+    systemPrompt: CUSTOM_WORLD_ENTITY_GENERATOR_SYSTEM_PROMPT,
     userPrompt,
     timeoutMs: 45000,
     debugLabel: `custom-world-generate-${kind}`,

server-node/src/services/customWorldSceneNpcGenerationService.ts

@@ -1,5 +1,9 @@
 import { parseJsonResponseText } from '../../../packages/shared/src/llm/parsers.js';
 import { badRequest } from '../errors.js';
+import {
+  buildCustomWorldSceneNpcPrompt,
+  CUSTOM_WORLD_SCENE_NPC_SYSTEM_PROMPT,
+} from '../prompts/customWorldSceneNpcPrompts.js';
 import type { UpstreamLlmClient } from './llmClient.js';
 
 type SceneNpcGenerationInput = {
@@ -288,86 +292,6 @@ function buildFallbackDraft(
   };
 }
 
-function buildPrompt(
-  profile: ParsedProfile,
-  landmark: ParsedLandmark,
-  sceneNpcs: ParsedStoryNpc[],
-  otherNpcs: ParsedStoryNpc[],
-) {
-  const sceneNpcSummary = sceneNpcs.length
-    ? sceneNpcs
-        .map(
-          (npc, index) =>
-            `${index + 1}. ${npc.name} / ${npc.title || npc.role} / ${npc.description || '无描述'} / 性格：${npc.personality || '未写'} / 动机：${npc.motivation || '未写'}`,
-        )
-        .join('\n')
-    : '当前场景还没有已加入 NPC。';
-
-  const reserveNpcSummary = otherNpcs.length
-    ? otherNpcs
-        .slice(0, 8)
-        .map(
-          (npc, index) =>
-            `${index + 1}. ${npc.name} / ${npc.title || npc.role} / ${npc.description || '无描述'}`,
-        )
-        .join('\n')
-    : '暂无其他场景角色参考。';
-
-  const landmarkSummary = profile.landmarks
-    .slice(0, 10)
-    .map(
-      (entry, index) =>
-        `${index + 1}. ${entry.name} / 危险度：${entry.dangerLevel || '中'} / ${entry.description || '无描述'}`,
-    )
-    .join('\n');
-
-  return [
-    `世界名：${profile.name}`,
-    `世界设定：${profile.settingText || '未提供额外设定文本。'}`,
-    `当前目标场景：${landmark.name}`,
-    `场景描述：${landmark.description || '未填写'}`,
-    `危险度：${landmark.dangerLevel || '中'}`,
-    `当前场景已加入 NPC：\n${sceneNpcSummary}`,
-    `其他可参考 NPC：\n${reserveNpcSummary}`,
-    `世界内其他场景概览：\n${landmarkSummary}`,
-    '请生成 1 名适合加入当前场景的新 NPC。',
-    '要求：',
-    '- 必须与当前场景气质、危险度、已有 NPC 分工互补，不要和已有 NPC 重复。',
-    '- 角色要像真正可落地到游戏里的场景角色，不要写成抽象设定。',
-    '- 关系钩子、技能、初始物品都要可直接进入编辑器。',
-    '- 返回 JSON，不要额外解释。',
-    'JSON 结构：',
-    '{',
-    '  "npc": {',
-    '    "name": "角色名",',
-    '    "title": "头衔",',
-    '    "role": "身份",',
-    '    "description": "一句到两句角色描述",',
-    '    "backstory": "背景",',
-    '    "personality": "性格",',
-    '    "motivation": "动机",',
-    '    "combatStyle": "战斗风格",',
-    '    "initialAffinity": 6,',
-    '    "relationshipHooks": ["关系钩子1", "关系钩子2", "关系钩子3"],',
-    '    "tags": ["标签1", "标签2", "标签3"],',
-    '    "publicSummary": "公开背景摘要",',
-    '    "chapterTeasers": ["表层来意", "旧事裂痕", "隐藏执念", "最终底牌"],',
-    '    "chapterContents": ["对应正文1", "对应正文2", "对应正文3", "对应正文4"],',
-    '    "skills": [',
-    '      { "name": "技能1", "summary": "说明", "style": "风格" },',
-    '      { "name": "技能2", "summary": "说明", "style": "风格" },',
-    '      { "name": "技能3", "summary": "说明", "style": "风格" }',
-    '    ],',
-    '    "initialItems": [',
-    '      { "name": "物品1", "category": "分类", "quantity": 1, "rarity": "rare", "description": "说明", "tags": ["标签"] },',
-    '      { "name": "物品2", "category": "分类", "quantity": 1, "rarity": "uncommon", "description": "说明", "tags": ["标签"] },',
-    '      { "name": "物品3", "category": "分类", "quantity": 1, "rarity": "rare", "description": "说明", "tags": ["标签"] }',
-    '    ]',
-    '  }',
-    '}',
-  ].join('\n');
-}
-
 function sanitizeGeneratedNpc(
   rawValue: unknown,
   profile: ParsedProfile,
@@ -571,9 +495,13 @@ export async function generateSceneNpcForLandmark(
 
   try {
     const content = await llmClient.requestMessageContent({
-      systemPrompt:
-        '你是游戏世界编辑器的角色生成器。你必须只返回可解析 JSON，不要输出解释、前言或 markdown 代码块之外的额外内容。',
-      userPrompt: buildPrompt(profile, landmark, sceneNpcs, otherNpcs),
+      systemPrompt: CUSTOM_WORLD_SCENE_NPC_SYSTEM_PROMPT,
+      userPrompt: buildCustomWorldSceneNpcPrompt(
+        profile,
+        landmark,
+        sceneNpcs,
+        otherNpcs,
+      ),
       debugLabel: 'custom-world-scene-npc',
     });
     const parsed = parseJsonResponseText(content);