diff --git a/src/main/scripts/start.sh b/src/main/scripts/start.sh
new file mode 100644
index 0000000..5669657
--- /dev/null
+++ b/src/main/scripts/start.sh
@@ -0,0 +1,29 @@
+#!/bin/bash
+# label-backend 启动脚本
+# - Docker 环境（检测 /.dockerenv）：exec 前台运行，保持容器进程存活
+# - 裸机 / VM：nohup 后台运行，日志追加至 logs/startup.log
+
+set -e
+
+BASEDIR=$(cd "$(dirname "$0")/.." && pwd)
+LIBDIR="$BASEDIR/libs"
+CONFDIR="$BASEDIR/etc"
+LOGDIR="$BASEDIR/logs"
+
+mkdir -p "$LOGDIR"
+
+JVM_OPTS="${JVM_OPTS:--Xms512m -Xmx1024m}"
+MAIN_CLASS="com.label.LabelBackendApplication"
+JAVA_ARGS="$JVM_OPTS \
+  -Dspring.config.location=file:$CONFDIR/application.yml \
+  -Dlogging.config=file:$CONFDIR/logback.xml \
+  -cp $LIBDIR/*"
+
+if [ -f /.dockerenv ]; then
+  # Docker 容器：exec 替换当前进程，PID=1 接管信号
+  exec java $JAVA_ARGS $MAIN_CLASS
+else
+  # 裸机 / VM：nohup 后台运行
+  nohup java $JAVA_ARGS $MAIN_CLASS >> "$LOGDIR/startup.log" 2>&1 &
+  echo "label-backend started, PID=$!"
+fi