feat(admin): add opt-in server timing metrics

Co-authored-by: multica-agent <github@multica.ai>

deploy/.env.example

@@ -23,6 +23,9 @@ SERVER_PORT=8080
 # Server mode: release or debug
 SERVER_MODE=release
 
+# Return Server-Timing for authenticated requests made by the Admin web UI
+ENABLE_SERVER_TIMING=false
+
 # Apple container image overrides (ignored by Docker Compose). Pin release tags
 # or digests for repeatable operator-managed deployments.
 APPLE_CONTAINER_SUB2API_IMAGE=weishaw/sub2api:latest

deploy/config.example.yaml

@@ -20,6 +20,9 @@ server:
   # Mode: "debug" for development, "release" for production
   # 运行模式："debug" 用于开发，"release" 用于生产环境
   mode: "release"
+  # Return Server-Timing for authenticated requests made by the Admin web UI
+  # 为管理端 Web 页面发出的已认证请求返回 Server-Timing
+  enable_server_timing: false
   # Frontend base URL used to generate external links in emails (e.g. password reset)
   # 用于生成邮件中的外部链接（例如：重置密码链接）的前端基础地址
   # Example: "https://example.com"

deploy/docker-compose.dev.yml

@@ -26,6 +26,7 @@ services:
       - SERVER_HOST=0.0.0.0
       - SERVER_PORT=8080
       - SERVER_MODE=debug
+      - ENABLE_SERVER_TIMING=${ENABLE_SERVER_TIMING:-false}
       - RUN_MODE=${RUN_MODE:-standard}
       - DATABASE_HOST=postgres
       - DATABASE_PORT=5432

deploy/docker-compose.local.yml

@@ -51,6 +51,7 @@ services:
       - SERVER_HOST=0.0.0.0
       - SERVER_PORT=8080
       - SERVER_MODE=${SERVER_MODE:-release}
+      - ENABLE_SERVER_TIMING=${ENABLE_SERVER_TIMING:-false}
       - RUN_MODE=${RUN_MODE:-standard}
 
       # =======================================================================

deploy/docker-compose.standalone.yml

@@ -37,6 +37,7 @@ services:
       - SERVER_HOST=0.0.0.0
       - SERVER_PORT=8080
       - SERVER_MODE=${SERVER_MODE:-release}
+      - ENABLE_SERVER_TIMING=${ENABLE_SERVER_TIMING:-false}
       - RUN_MODE=${RUN_MODE:-standard}
 
       # =======================================================================

deploy/docker-compose.yml

@@ -47,6 +47,7 @@ services:
       - SERVER_HOST=0.0.0.0
       - SERVER_PORT=8080
       - SERVER_MODE=${SERVER_MODE:-release}
+      - ENABLE_SERVER_TIMING=${ENABLE_SERVER_TIMING:-false}
       - RUN_MODE=${RUN_MODE:-standard}
 
       # =======================================================================