diff --git a/backend/Dockerfile b/backend/Dockerfile
index 12a9c1b..0f5e00e 100644
--- a/backend/Dockerfile
+++ b/backend/Dockerfile
@@ -1,4 +1,4 @@
-FROM node:18-alpine
+FROM node:20-alpine
 
 # 安装OpenSSL
 RUN apk add --no-cache openssl openssl-dev
diff --git a/docker-compose.yml b/docker-compose.yml
index 37ca716..a31046a 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -36,6 +36,14 @@ services:
       SESSION_SECRET: equipment-management-secret-prod
       AUTH_MODE: local
       PORT: 3000
+      SQLSERVER_HOST: ${SQLSERVER_HOST:-}
+      SQLSERVER_PORT: ${SQLSERVER_PORT:-1433}
+      SQLSERVER_DATABASE: ${SQLSERVER_DATABASE:-}
+      SQLSERVER_USER: ${SQLSERVER_USER:-}
+      SQLSERVER_PASSWORD: ${SQLSERVER_PASSWORD:-}
+      HR_SYNC_ENABLED: ${HR_SYNC_ENABLED:-false}
+      HR_SYNC_SCHEDULE: ${HR_SYNC_SCHEDULE:-03:00}
+      HR_SYNC_INACTIVE_STATUS_VALUES: ${HR_SYNC_INACTIVE_STATUS_VALUES:-5}
     depends_on:
       mysql:
         condition: service_healthy