chore: 同步 .env.example — 补全所有代码引用的环境变量

- 新增: 后台思考分层 (LIGHT_THINK_*), 平台桥接, 知识库/人格路径, Gateway URL 等
- 移除: TOOL_ENGINE_URL (已废弃), 过时的 VECTOR_DB 相关变量
- 按分类重新组织: 服务/数据库/LLM/思考/平台/OS环境等

Co-Authored-By: Claude <noreply@anthropic.com>

.env.example

@@ -8,11 +8,7 @@ POSTGRES_PORT=5432
 POSTGRES_USER=cyrene
 POSTGRES_PASSWORD=cyrene_pass
 POSTGRES_DB=cyrene_ai
-
+POSTGRES_SSLMODE=disable
-# ========== Redis ==========
-REDIS_HOST=localhost
-REDIS_PORT=6379
-REDIS_PASSWORD=
 
 # ========== LLM API ==========
 LLM_API_URL=https://api.openai.com/v1
@@ -20,6 +16,49 @@ LLM_API_KEY=sk-xxxxx
 LLM_MODEL=gpt-4o
 LLM_FALLBACK_MODEL=gpt-4o-mini
 
+# ========== LLM 模型路由配置 (可选，优先于 LLM_* 环境变量) ==========
+# MODELS_CONFIG_PATH=./models.json
+
+# ========== 后台思考 ==========
+ENABLE_BACKGROUND_THINKING=true
+# --- 深度思考（复杂） ---
+THINK_INTERVAL_SEC=300
+THINK_MIN_GAP_SEC=30
+THINK_OFFLINE_GAP_SEC=600
+THINK_SILENCE_TIMEOUT_SEC=120
+THINK_POST_CHAT_DELAY_SEC=5
+# --- 轻量思考（简单） ---
+LIGHT_THINK_ENABLED=true
+LIGHT_THINK_INTERVAL_SEC=60
+# --- 主动消息 ---
+PROACTIVE_MSG_MIN_GAP_SEC=1800
+# --- 思考调度 (可选) ---
+# THINKING_SCHEDULE_PATH=./thinking_schedule.json
+
+# ========== 平台接入 ==========
+# --- 平台观察 ---
+PLATFORM_CHANNELS=qq:group:群号
+PLATFORM_THINK_INTERVAL_SEC=600
+# --- 平台桥接 ---
+PLATFORM_BRIDGE_URL=http://localhost:8082
+
+# ========== 后端微服务地址 ==========
+GATEWAY_URL=http://localhost:8080
+MEMORY_SERVICE_URL=http://localhost:8091
+IOT_SERVICE_URL=http://localhost:8083
+# IOT_DEBUG_SERVICE_URL=http://localhost:8083
+AI_CORE_PORT=8081
+
+# ========== 知识库 & 人格 ==========
+PERSONA_DIR=./internal/persona
+KNOWLEDGE_DIR=./data/knowledge
+
+# ========== 工作目录 ==========
+DATA_DIR=./data
+
+# ========== 搜索 (SearXNG) ==========
+# SEARXNG_URL=http://localhost:8888
+
 # ========== DashScope STT (语音识别) ==========
 DASHSCOPE_API_KEY=sk-xxxxx
 DASHSCOPE_STT_MODEL=qwen3-asr-flash-2026-02-10
@@ -31,20 +70,12 @@ TTS_VOICE=zh-CN-XiaoxiaoNeural
 ASR_PROVIDER=faster-whisper
 ASR_MODEL=medium
 
-# ========== 文件存储 ==========
+# ========== 管理员账户 ==========
-MINIO_ENDPOINT=localhost:9000
-MINIO_ACCESS_KEY=minioadmin
-MINIO_SECRET_KEY=minioadmin
-MINIO_BUCKET=cyrene-assets
-
-# ========== 管理员账户 (开发阶段使用) ==========
 ADMIN_USERNAME=admin
 ADMIN_PASSWORD=your-admin-password
-
-# ========== 管理员昵称 (昔涟对用户的基本称呼) ==========
 ADMIN_NICKNAME=管理员
 
-# ========== 注册开关 (开发环境建议开启) ==========
+# ========== 注册开关 ==========
 REGISTRATION_ENABLED=true
 
 # ========== JWT ==========
@@ -54,51 +85,33 @@ JWT_EXPIRY_HOURS=720
 # ========== 内部服务认证 ==========
 INTERNAL_SERVICE_TOKEN=your-internal-token-change-in-production
 
-# ========== IoT 调试服务 ==========
-IOT_SERVICE_URL=http://localhost:8083
-
-# ========== 后端微服务地址 ==========
-MEMORY_SERVICE_URL=http://localhost:8091
-TOOL_ENGINE_URL=http://localhost:8092
-VOICE_SERVICE_URL=http://localhost:8093
-
-# ========== 后台思考 ==========
-ENABLE_BACKGROUND_THINKING=true
-THINK_OFFLINE_GAP_SEC=600
-
-# ========== Webhook (第三方平台接入) ==========
-WEBHOOK_API_KEY=your-webhook-api-key
-
-# ========== CORS 跨域白名单 (逗号分隔) ==========
-ALLOWED_ORIGINS=http://localhost:5173,http://localhost:5199,http://localhost:3000
-
-# ========== 记忆系统 ==========
-MEMORY_FILE_PATH=./data/memory
-VECTOR_DB_URL=http://localhost:6333
-VECTOR_DB_COLLECTION=cyrene_memories
-
 # ========== 完整 OS 环境 (供 os_exec/os_file/os_system 工具) ==========
-# 后端选择: direct (默认，仅沙箱), wsl (WSL2 完整Linux), docker (Docker容器)
 HOST_EXEC_BACKEND=wsl
 WSL_DISTRO=Ubuntu-22.04
-# WSL 内自动创建的用户 (首次调用时自动创建，已存在则跳过)
 WSL_USER=cyrene
 WSL_USER_PASSWORD=cyrene
 SANDBOX_CONTAINER=cyrene-sandbox
 SANDBOX_IMAGE=ubuntu:22.04
 HOST_EXEC_MAX_TIMEOUT=300
 
-# ========== Docker 反向代理端口 ==========
+# ========== CORS 跨域白名单 (逗号分隔) ==========
+ALLOWED_ORIGINS=http://localhost:5173,http://localhost:5199,http://localhost:3000
+
+# ========== Webhook (第三方平台接入) ==========
+WEBHOOK_API_KEY=your-webhook-api-key
+
+# ========== 时区 ==========
+TZ=Asia/Shanghai
+
+# ========== Docker 反向代理 ==========
 CADDY_HTTP_PORT=80
 CADDY_HTTPS_PORT=443
-
-# ========== 域名与 HTTPS（Docker 生产环境有域名时填写） ==========
 DOMAIN=
 ACME_EMAIL=admin@example.com
 
-# ========== 管理控制台端口 (ethend) ==========
+# ========== 管理控制台 (ethend) ==========
 ETHEND_PORT=9090
 
-# ========== WebSocket 最大连接数 ==========
+# ========== WebSocket ==========
 WS_MAX_CONNECTIONS=1000
 SESSION_IDLE_TIMEOUT_MIN=30