formatting and comments

compose.yaml

@@ -3,7 +3,7 @@ services:
     build: .
     restart: unless-stopped
     network_mode: host
-    user: "${APP_UID:-1000}:${APP_GID:-1000}"
+    user: '${APP_UID:-1000}:${APP_GID:-1000}'
     read_only: true
     tmpfs:
       - /tmp:size=16m,noexec,nosuid,nodev
@@ -15,7 +15,7 @@ services:
       # 复制 config.toml.example 为 config.toml 并填入真实配置后再启动。
       - ./config.toml:/app/config.toml:ro
     healthcheck:
-      test: ["CMD", "curl", "--fail", "--silent", "http://127.0.0.1:9719/health"]
+      test: ['CMD', 'curl', '--fail', '--silent', 'http://127.0.0.1:9719/health']
       interval: 30s
       timeout: 5s
       retries: 5