language: zh-CN

server:
  port: 8083
  # Public address of the independently deployed frontend.
  frontendUrl: http://127.0.0.1:3000
  cors:
    # Browser CORS allowlist. In production, replace this with the actual frontend or embedded-site domains, such as https://support.example.com.
    # Leave it empty to reject cross-origin browser requests. Same-origin and non-browser calls are still supported.
    allowedOrigins:
      - http://127.0.0.1:3000
      - http://localhost:3000

db:
  # PostgreSQL is the only supported business database.
  type: postgres
  dsn: host=127.0.0.1 user=kefu password=change-me dbname=kefu port=5432 sslmode=disable TimeZone=Asia/Shanghai
  # Maximum number of idle connections kept in the pool. Values <= 0 use the database/sql default.
  maxIdleConns: 5
  # Maximum number of open connections. Values <= 0 mean no explicit limit.
  maxOpenConns: 20
  # Maximum time an idle connection may stay in the pool, in seconds. Values <= 0 leave it unset.
  connMaxIdleTimeSeconds: 300
  # Maximum lifetime of a connection, in seconds. Values <= 0 leave it unset.
  connMaxLifetimeSeconds: 1800

logger:
  level: info
  format: text
  addSource: false

storage:
  # Default file storage provider used for uploads. Supported values: local, oss.
  # Empty value is treated as local by the backend.
  default: local
  # Maximum size of a single uploaded file, in MB. Values <= 0 fall back to the backend default.
  maxUploadSizeMB: 20
  local:
    # Files are written under this directory, relative to the process working directory unless an absolute path is used.
    root: data/storage
    # Public URL prefix used when returning local file URLs. The server must expose this path as static files.
    # Example: storage key "images/a.png" becomes "/storage/images/a.png".
    baseUrl: http://127.0.0.1:8083/storage
  oss:
    # Aliyun OSS endpoint. Both "oss-cn-hangzhou.aliyuncs.com" and "https://oss-cn-hangzhou.aliyuncs.com" are accepted.
    endpoint: ""
    # OSS bucket name.
    bucket: ""
    # OSS access credentials. Keep the secret out of committed environment-specific config.
    accessKeyId: ""
    accessKeySecret: ""
    # Optional public CDN/custom domain prefix for object URLs, for example https://files.example.com.
    # If empty, public buckets use the default bucket endpoint URL; private buckets use signed URLs.
    baseUrl: ""
    # Set to true for private buckets. Private buckets return temporary signed URLs for reads.
    private: false
    # Expiration for generated OSS signed GET URLs, in seconds. Values <= 0 fall back to 600.
    signedUrlExpireSeconds: 600

vectorDB:
  # Local libSQL file used only for RAG embeddings and knowledge text chunks.
  path: data/agent/vectors.db

wxWork:
  # Whether to enable WeCom features.
  # When set to false, the WeCom SDK is not initialized, and customer service callbacks and app notifications are unavailable.
  enabled: false
  # WeCom corporate ID.
  # Example: wwxxxxxxxxxxxxxxxx, from the WeCom admin console.
  corpId: 
  # WeCom app secret.
  # Used by the backend to obtain access tokens and user identities. Keep it confidential.
  corpSecret: ""
  # AgentID of the WeCom custom app, used for app notifications.
  agentId: 
  # Private key for decrypting WeCom callbacks.
  rsaPrivateKey: ""
  # WeCom callback token.
  token: ""
  # WeCom message encryption/decryption EncodingAESKey.
  encodingAESKey: ""

  notify:
    # Whether to enable WeCom app message notifications.
    enabled: false
    # Default list of system user IDs to receive notifications. If the target business user has a bound WeCom identity, that user is preferred.
    # System user IDs are mapped to WeCom member IDs through identity bindings before messages are sent.
    toUsers: []
    # Whether to send confidential messages.
    safe: false
    # Whether to enable duplicate message checks.
    enableDuplicateCheck: true
    # Duplicate message check window, in seconds.
    duplicateCheckInterval: 1800