feat(personalization): 个人空间支持配置对话标题生成模型

新增 title_model 配置，复用子智能体模型库条目生成对话标题：
- 个人空间「常规」页签新增「标题生成模型」下拉菜单（复用子智能体
  模型列表，general 页签挂载时加载）
- 标题生成改为使用所选子智能体模型 profile；未配置时回落模型库
  default_model，移除 AGENT_TITLE_* 环境变量覆盖与主智能体默认
  模型回退（个人空间为唯一配置来源）
- personalization 白名单注册 title_model 键（默认值 + sanitize）

modules/personalization_manager.py

@@ -82,6 +82,7 @@ DEFAULT_PERSONALIZATION_CONFIG: Dict[str, Any] = {
     "default_permission_mode": "unrestricted",
     "default_work_mode": "plan",  # 默认运行模式：plan / ask / execute
     "auto_generate_title": True,
+    "title_model": "",  # 对话标题生成使用的子智能体模型条目名（空=跟随主对话默认模型）
     "recent_conversations_prompt_enabled": False,
     "recent_conversations_prompt_limit": RECENT_CONVERSATIONS_PROMPT_LIMIT_DEFAULT,
     "project_memory_inject_limit": PROJECT_MEMORY_INJECT_LIMIT_DEFAULT,  # 项目记忆索引最大注入条数：None-无上限 / >=5-该值
@@ -278,6 +279,7 @@ def sanitize_personalization_payload(
         else "medium"
     )
     base["auto_generate_title"] = bool(data.get("auto_generate_title", base["auto_generate_title"]))
+    base["title_model"] = str(data.get("title_model", base.get("title_model", "")) or "").strip()
     base["recent_conversations_prompt_enabled"] = bool(
         data.get("recent_conversations_prompt_enabled", base.get("recent_conversations_prompt_enabled", False))
     )

modules/review_agent_config.py

@@ -18,7 +18,7 @@ from config import DATA_DIR
 from config.sub_agent import SUB_AGENT_MODELS_CONFIG_FILE
 from modules.personalization_manager import REVIEW_AGENT_KEYS
 
-__all__ = ["resolve_review_agent_config", "REVIEW_AGENT_KEYS"]
+__all__ = ["resolve_review_agent_config", "resolve_sub_agent_model_profile", "REVIEW_AGENT_KEYS"]
 
 
 def _load_model_entry(model_name: str) -> Dict[str, Any]:
@@ -52,6 +52,15 @@ def _load_model_entry(model_name: str) -> Dict[str, Any]:
     return model_map.get(chosen)
 
 
+def resolve_sub_agent_model_profile(model_name: str) -> Dict[str, Any]:
+    """按名称从子智能体模型库解析模型 profile（APIClient.apply_profile 格式）。
+
+    名称留空或不存在时回落模型库 default_model（模型库也不可用时返回 None，
+    由调用方决定兜底行为）。
+    """
+    return _load_model_entry(str(model_name).strip() if model_name and str(model_name).strip() else "")
+
+
 def resolve_review_agent_config(agent_key: str) -> Dict[str, Any]:
     """解析指定审核智能体的完整运行配置。
 

server/chat_flow.py

@@ -112,7 +112,7 @@ from modules.i18n import tr
 conversation_bp = Blueprint('conversation', __name__)
 
 
-def generate_conversation_title_background(web_terminal: WebTerminal, conversation_id: str, user_message: str, username: str):
+def generate_conversation_title_background(web_terminal: WebTerminal, conversation_id: str, user_message: str, username: str, title_model: str = ""):
     """在后台生成对话标题并更新索引、推送给前端。"""
     return _generate_conversation_title_background(
         web_terminal=web_terminal,
@@ -122,6 +122,7 @@ def generate_conversation_title_background(web_terminal: WebTerminal, conversati
         socketio_instance=socketio,
         title_prompt_path=TITLE_PROMPT_PATH,
         debug_logger=debug_log,
+        title_model=title_model,
     )
 
 

server/chat_flow_helpers.py

@@ -2,7 +2,6 @@ from __future__ import annotations
 
 import asyncio
 import json
-import os
 import re
 from datetime import datetime
 from pathlib import Path
@@ -11,7 +10,6 @@ from typing import Any, Dict, List, Optional
 from core.web_terminal import WebTerminal
 from config import LOGS_DIR
 from utils.api_client import APIClient
-from config.model_profiles import get_default_model_key, get_model_profile
 
 TITLE_DEBUG_DIR = Path(LOGS_DIR).expanduser().resolve() / "title_debug"
 TITLE_DEBUG_FILE = TITLE_DEBUG_DIR / "title_generation.log"
@@ -32,44 +30,33 @@ def _title_debug_log(message: str, **extra: Any) -> None:
         pass
 
 
-def _env_optional(name: str) -> Optional[str]:
-    """从环境变量获取可选配置（已由 config/__init__.py 统一注入）。"""
-    value = os.environ.get(name)
-    if value is None:
-        return None
-    value = value.strip()
-    return value or None
-
-
 async def _generate_title_async(
     user_message: str,
     title_prompt_path,
     debug_logger,
+    model_profile: Optional[Dict[str, Any]] = None,
 ) -> Optional[str]:
-    """使用快速模型生成对话标题。"""
+    """使用子智能体模型生成对话标题。
+
+    model_profile 来自个人空间「标题生成模型」配置解析出的子智能体模型库条目
+    （未配置时为模型库 default_model）。个人空间是唯一配置来源：不使用主智能体
+    默认模型，也不支持 AGENT_TITLE_* 环境变量覆盖；profile 缺失或应用失败时
+    直接放弃生成（带日志），不做其他回退。
+    """
     if not user_message:
         _title_debug_log("skip_empty_user_message")
         return None
 
     client = APIClient(thinking_mode=False, web_mode=True)
+    if not model_profile:
+        _title_debug_log("title_model_profile_missing")
+        return None
     try:
-        default_model = get_default_model_key()
+        client.apply_profile(model_profile)
-        client.model_key = default_model
+        _title_debug_log("title_model_profile_applied", model_name=model_profile.get("name"))
-        client.apply_profile(get_model_profile(default_model))
     except Exception as exc:
-        _title_debug_log("default_title_model_profile_failed", error=str(exc))
+        _title_debug_log("title_model_profile_failed", error=str(exc), model_name=model_profile.get("name"))
-    title_base = _env_optional("AGENT_TITLE_API_BASE_URL")
+        return None
-    title_key = _env_optional("AGENT_TITLE_API_KEY")
-    title_model = _env_optional("AGENT_TITLE_MODEL_ID")
-    if title_base:
-        client.fast_api_config["base_url"] = title_base
-        client.api_base_url = title_base
-    if title_key:
-        client.fast_api_config["api_key"] = title_key
-        client.api_key = title_key
-    if title_model:
-        client.fast_api_config["model_id"] = title_model
-        client.model_id = title_model
     _title_debug_log("start_generate_title", user_message_preview=str(user_message)[:200], user_message_len=len(str(user_message)))
     _title_debug_log(
         "title_api_config",
@@ -118,13 +105,27 @@ def generate_conversation_title_background(
     socketio_instance,
     title_prompt_path,
     debug_logger,
+    title_model: str = "",
 ):
-    """在后台生成对话标题并更新索引、推送给前端。"""
+    """在后台生成对话标题并更新索引、推送给前端。
+
+    title_model 为个人空间配置的子智能体模型条目名（空 = 子智能体模型库
+    default_model）。个人空间是唯一配置来源。
+    """
     if not conversation_id or not user_message:
         return
 
     async def _runner():
-        title = await _generate_title_async(user_message, title_prompt_path, debug_logger)
+        try:
+            from modules.review_agent_config import resolve_sub_agent_model_profile
+            # 未配置（空）时回落子智能体模型库 default_model，个人空间为唯一配置来源
+            model_profile = resolve_sub_agent_model_profile(title_model)
+        except Exception:
+            model_profile = None
+        if model_profile is None:
+            _title_debug_log("title_model_profile_unavailable", title_model=title_model, conversation_id=conversation_id)
+            return
+        title = await _generate_title_async(user_message, title_prompt_path, debug_logger, model_profile=model_profile)
         if not title:
             _title_debug_log("title_not_generated", conversation_id=conversation_id, username=username)
             return

server/chat_flow_runtime.py

@@ -104,7 +104,7 @@ from .chat_flow_runner_helpers import (
 )
 
 
-def generate_conversation_title_background(web_terminal: WebTerminal, conversation_id: str, user_message: str, username: str):
+def generate_conversation_title_background(web_terminal: WebTerminal, conversation_id: str, user_message: str, username: str, title_model: str = ""):
     return _generate_conversation_title_background(
         web_terminal=web_terminal,
         conversation_id=conversation_id,
@@ -113,6 +113,7 @@ def generate_conversation_title_background(web_terminal: WebTerminal, conversati
         socketio_instance=socketio,
         title_prompt_path=TITLE_PROMPT_PATH,
         debug_logger=debug_log,
+        title_model=title_model,
     )
 
 def detect_malformed_tool_call(text):

server/chat_flow_task_main.py

@@ -1855,7 +1855,8 @@ async def handle_task_with_sender(
                 web_terminal,
                 conv_id,
                 message,
-                username
+                username,
+                personal_config.get("title_model", "")
             )
 
     # 自动深层压缩（用户输入后触发）

static/src/components/personalization/PersonalizationDrawer.vue

@@ -874,14 +874,16 @@ watch(
     if (isVisible && tab === 'review-agents') {
       loadSubAgentModels();
     }
-    if (
+    if (isVisible && tab === 'general') {
-      isVisible &&
+      // 「标题生成模型」菜单复用子智能体模型库，需在常规页签也加载模型列表
-      tab === 'general' &&
+      loadSubAgentModels();
-      isAppShell.value &&
+      if (
-      !appUpdateInfo.value &&
+        isAppShell.value &&
-      !appUpdateChecking.value
+        !appUpdateInfo.value &&
-    ) {
+        !appUpdateChecking.value
-      checkAppUpdate();
+      ) {
+        checkAppUpdate();
+      }
     }
   }
 );

static/src/components/personalization/tabs/GeneralTab.vue

@@ -32,6 +32,10 @@ const sandboxShowWizard = computed(() => {
  */
 const ctx = inject<Record<string, any>>('personalizationDrawer')!;
 const {
+  activeDropdown,
+  activeTheme,
+  closeDropdown,
+  floatingMenuStyle,
   personalization,
   form,
   startTutorial,
@@ -42,7 +46,9 @@ const {
   appUpdateStateText,
   appUpdateChecking,
   checkAppUpdate,
-  downloadLatestApp
+  downloadLatestApp,
+  subAgentModels,
+  toggleDropdown
 } = ctx;
 </script>
 
@@ -65,6 +71,52 @@ const {
       />
       <FancyCheck :checked="form.auto_generate_title" />
     </label>
+
+    <!-- 标题生成模型：复用子智能体模型库配置（个人空间为唯一配置来源） -->
+    <div class="settings-select-row">
+      <span class="settings-row-copy">
+        <span class="settings-row-title">{{ $t('personalization.titleModelTitle') }}</span>
+        <span class="settings-row-desc">{{ $t('personalization.titleModelDesc') }}</span>
+      </span>
+      <div
+        class="settings-select-wrap"
+        :class="{ open: activeDropdown === 'title-model' }"
+        @click.stop
+      >
+        <button
+          type="button"
+          class="settings-select-button"
+          @click="toggleDropdown('title-model')"
+        >
+          {{ form.title_model || $t('personalization.defaultModelOption') }}
+          <span class="select-chevron" aria-hidden="true"></span>
+        </button>
+        <div
+          :class="['settings-floating-menu', { dark: activeTheme === 'dark' }]"
+          :style="activeDropdown === 'title-model' ? floatingMenuStyle : undefined"
+        >
+          <button
+            type="button"
+            class="settings-menu-option"
+            :class="{ selected: !form.title_model }"
+            @click="personalization.updateField({ key: 'title_model', value: '' }); closeDropdown()"
+          >
+            <strong>{{ $t('personalization.defaultModelOption') }}</strong><span>{{ $t('personalization.titleDefaultModelDesc') }}</span><svg viewBox="0 0 24 24"><path d="M5 12.5 9.5 17 19 7" /></svg>
+          </button>
+          <button
+            v-for="m in subAgentModels"
+            :key="m.name"
+            type="button"
+            class="settings-menu-option"
+            :class="{ selected: form.title_model === m.name }"
+            @click="personalization.updateField({ key: 'title_model', value: m.name }); closeDropdown()"
+          >
+            <strong>{{ m.name }}</strong><span>{{ m.modes }} · {{ m.multimodal || $t('personalization.textOnly') }}</span><svg viewBox="0 0 24 24"><path d="M5 12.5 9.5 17 19 7" /></svg>
+          </button>
+        </div>
+      </div>
+    </div>
+
     <div class="settings-action-row">
       <span class="settings-row-copy">
         <span class="settings-row-title">{{ $t('personalization.tutorialTitle') }}</span>

static/src/locales/en-US/personalization.ts

@@ -330,6 +330,9 @@ export default {
   reviewAgentWorkflowReviewDesc: 'Judges whether stage output meets the bar at workflow review nodes',
   reviewModelEmptyDesc: 'Leave empty to use the model library default',
   reviewDefaultModelDesc: 'Uses the model library default_model',
+  titleModelTitle: 'Title generation model',
+  titleModelDesc: 'Choose the AI model used to generate conversation titles, shared with sub-agents',
+  titleDefaultModelDesc: 'Uses the sub-agent model library default',
   reviewThinkingDesc: 'Falls back to fast mode automatically when the model does not support thinking',
   timeoutTitle: 'Review request timeout',
   timeoutDesc: 'Single model request timeout (5-3600 seconds)',

static/src/locales/zh-CN/personalization.ts

@@ -331,6 +331,9 @@ export default {
   reviewAgentWorkflowReviewDesc: '工作流审核节点判断阶段产出是否达标',
   reviewModelEmptyDesc: '留空则使用模型库默认模型',
   reviewDefaultModelDesc: '使用模型库的 default_model',
+  titleModelTitle: '标题生成模型',
+  titleModelDesc: '选择用于生成对话标题的 AI 模型，与子智能体共用模型库',
+  titleDefaultModelDesc: '使用子智能体模型库的默认模型',
   reviewThinkingDesc: '模型不支持思考时自动回落快速模式',
   timeoutTitle: '审核请求超时',
   timeoutDesc: '单次模型请求超时（5-3600 秒）',

static/src/stores/personalization.ts

@@ -94,6 +94,8 @@ interface PersonalForm {
   communication_style: CommunicationStyle;
   conversation_continuity: ConversationContinuity;
   auto_generate_title: boolean;
+  /** 标题生成模型（子智能体模型库条目名）；留空 = 模型库 default_model */
+  title_model: string;
   recent_conversations_prompt_enabled: boolean;
   recent_conversations_prompt_limit: number | string;
   project_memory_inject_limit: number | string | null;
@@ -300,6 +302,7 @@ const defaultForm = (): PersonalForm => ({
   communication_style: 'default',
   conversation_continuity: 'medium',
   auto_generate_title: true,
+  title_model: '',
   recent_conversations_prompt_enabled: false,
   recent_conversations_prompt_limit: DEFAULT_RECENT_CONVERSATIONS_PROMPT_LIMIT,
   project_memory_inject_limit: DEFAULT_PROJECT_MEMORY_INJECT_LIMIT,
@@ -515,6 +518,7 @@ export const usePersonalizationStore = defineStore('personalization', {
             ? data.conversation_continuity
             : 'medium',
         auto_generate_title: data.auto_generate_title !== false,
+        title_model: typeof data.title_model === 'string' ? data.title_model : '',
         recent_conversations_prompt_enabled: !!data.recent_conversations_prompt_enabled,
         recent_conversations_prompt_limit: this.normalizeRecentConversationsPromptLimit(
           data.recent_conversations_prompt_limit