diff --git a/workers/demo/config.toml b/workers/demo/config.toml
deleted file mode 100644
index c50c8f4..0000000
--- a/workers/demo/config.toml
+++ /dev/null
@@ -1,39 +0,0 @@
-# ====== 插件注册信息（进程插件示例：独立进程运行） ======
-[workers]
-type = "demo"
-module = "workers.demo"
-factory = "create_workers"
-cleanup = "cleanup"
-count = 2
-# 进程插件：由 Docker/K8s 编排拉起独立进程（容器入口 uv run worker_serve --type demo），
-# 经 Zenoh 注册路由，网关动态挂载；与 src/plugins/ 下的 inline 插件可同时存在
-load_mode = "external"
-
-[worker]
-name = "demo"
-version = "0.1.0"
-description = "进程插件示例 — 独立进程运行，经 Zenoh 注册路由"
-config_version = "1.0"
-defaults = { method = "GET", timeout = 30.0, auth_required = false, cacheable = false, internal = false }
-
-[worker.registration]
-router_prefix = "/demo"
-tags = ["demo", "process-plugin"]
-
-# ====== Worker 运行时配置（由 worker_serve 传递给 create_workers） ======
-[workers.config]
-greeting_prefix = "Hello"     # 演示插件私有配置项
-
-# ====== 文件传输：直连 S3/Minio 对象存储（可选，默认不启用） ======
-# 启用后 demo.storage.* 端点可用（预签名 URL 直传直取 + base64 小文件传输），
-# 数据路径不经过网关，详见 docs/process-plugin.md「文件传输：直连 S3/Minio」。
-# 取消下面 8 行注释并填好 Minio 地址/密钥即可启用；连接失败会告警降级（端点返回
-# "storage 未配置" 错误），不会影响其他端点。
-# [workers.config.storage]
-# endpoint = "192.168.1.10:9000"   # Minio 地址 host:port（不带协议前缀）
-# access_key = "minioadmin"
-# secret_key = "minioadmin"
-# bucket = "chongming-files"
-# secure = false                   # false=http（默认），true=https
-# region = ""                      # 可选
-# auto_create_bucket = true        # 可选，默认 true：启动时确保 bucket 存在
diff --git a/workers/demo/download_bytes.toml b/workers/demo/download_bytes.toml
deleted file mode 100644
index 1849763..0000000
--- a/workers/demo/download_bytes.toml
+++ /dev/null
@@ -1,11 +0,0 @@
-[GET]
-summary = "进程插件示例：下载文件为 base64（经 Zenoh 从 Minio 读取）"
-subject = "demo.storage.download_bytes"
-params = ["object_key: str"]
-auth_required = false
-
-[GET.response_model]
-object_key = { type = "str", required = true }
-data_b64 = { type = "str", required = true }
-size = { type = "int", required = true }
-timestamp = { type = "float", required = true }
diff --git a/workers/demo/hello.toml b/workers/demo/hello.toml
deleted file mode 100644
index 4f71b04..0000000
--- a/workers/demo/hello.toml
+++ /dev/null
@@ -1,9 +0,0 @@
-[GET]
-summary = "进程插件示例：问候"
-params = ["name: str"]
-auth_required = false
-
-[GET.response_model]
-greeting = { type = "str", required = true }
-worker_id = { type = "str", required = false, default = "" }
-timestamp = { type = "float", required = true }
diff --git a/workers/demo/presign_download.toml b/workers/demo/presign_download.toml
deleted file mode 100644
index 56000b2..0000000
--- a/workers/demo/presign_download.toml
+++ /dev/null
@@ -1,12 +0,0 @@
-[GET]
-summary = "进程插件示例：获取预签名下载 URL（设备直取 Minio，不经网关）"
-subject = "demo.storage.presign_download"
-params = ["object_key: str"]
-auth_required = false
-
-[GET.response_model]
-object_key = { type = "str", required = true }
-presigned_url = { type = "str", required = true }
-method = { type = "str", required = true }
-expires = { type = "int", required = true }
-timestamp = { type = "float", required = true }
diff --git a/workers/demo/presign_upload.toml b/workers/demo/presign_upload.toml
deleted file mode 100644
index 7c764f6..0000000
--- a/workers/demo/presign_upload.toml
+++ /dev/null
@@ -1,12 +0,0 @@
-[POST]
-summary = "进程插件示例：获取预签名上传 URL（设备直传 Minio，不经网关）"
-subject = "demo.storage.presign_upload"
-params = ["filename: str"]
-auth_required = false
-
-[POST.response_model]
-object_key = { type = "str", required = true }
-presigned_url = { type = "str", required = true }
-method = { type = "str", required = true }
-expires = { type = "int", required = true }
-timestamp = { type = "float", required = true }
diff --git a/workers/demo/upload_bytes.toml b/workers/demo/upload_bytes.toml
deleted file mode 100644
index d92b0f2..0000000
--- a/workers/demo/upload_bytes.toml
+++ /dev/null
@@ -1,10 +0,0 @@
-[POST]
-summary = "进程插件示例：base64 小文件上传（经 Zenoh 写入 Minio）"
-subject = "demo.storage.upload_bytes"
-params = ["object_key: str", "data_b64: str"]
-auth_required = false
-
-[POST.response_model]
-object_key = { type = "str", required = true }
-size = { type = "int", required = true }
-timestamp = { type = "float", required = true }
diff --git a/workers/doubao/config.toml b/workers/doubao/config.toml
index ca6c310..09d3186 100644
--- a/workers/doubao/config.toml
+++ b/workers/doubao/config.toml
@@ -23,7 +23,7 @@ tags = ["vision", "ai"]
 # ====== Worker 运行时配置（由 lifespan_setup 传递给 create_workers） ======
 [workers.config]
 # api_key 请勿提交到仓库：留空时从环境变量 VOLC_ACCESSKEY 读取（代码中兜底）
-api_key = ""
+api_key = "PLACEHOLDER-REPLACE-WITH-REAL-DOUBAO-KEY"
 base_url = "https://ark.cn-beijing.volces.com/api/v3"
 model = "doubao-seed-evolving"