feat: add offline packaging script for control panel

scripts/package.sh

@@ -0,0 +1,45 @@
+#!/bin/bash
+# 管理端离线部署包构建脚本
+# 交叉编译 safesightd，打包配置和部署脚本
+set -e
+
+SCRIPT_DIR="$(cd "$(dirname "$0")" && pwd)"
+PROJECT_DIR="$(cd "$SCRIPT_DIR/.." && pwd)"
+PACKAGE_NAME="safesight-control-$(date +%Y%m%d-%H%M%S)"
+BUILD_DIR="/tmp/$PACKAGE_NAME"
+
+echo "========== 构建管理端离线部署包 =========="
+echo ""
+
+# 编译
+echo "[1/2] 交叉编译..."
+cd "$PROJECT_DIR"
+mkdir -p "$BUILD_DIR"
+CGO_ENABLED=0 GOOS=linux GOARCH=arm64 go build -ldflags="-s -w" -o "$BUILD_DIR/safesightd-linux-arm64" ./cmd/safesightd/ 2>/dev/null && echo "  ✓ ARM64" || echo "  ✗ ARM64 failed"
+CGO_ENABLED=0 GOOS=linux GOARCH=amd64 go build -ldflags="-s -w" -o "$BUILD_DIR/safesightd-linux-amd64" ./cmd/safesightd/ 2>/dev/null && echo "  ✓ AMD64" || echo "  ✗ AMD64 failed"
+
+# 打包
+echo "[2/2] 打包..."
+cp scripts/deploy/safesightd "$BUILD_DIR/"
+cp scripts/deploy/safesightd.service "$BUILD_DIR/"
+cp safesightd.json "$BUILD_DIR/safesightd.json.example" 2>/dev/null || true
+
+cat > "$BUILD_DIR/README.txt" << 'EOF'
+SafeSight Control 离线部署包
+=============================
+
+部署：
+  sudo ./safesightd install /opt/safesightd
+  sudo vi /opt/safesightd/config/safesightd.json   # 修改 token
+  sudo systemctl start safesightd
+
+打开 http://<IP>:18080
+EOF
+
+cd /tmp
+tar -czf "$PROJECT_DIR/$PACKAGE_NAME.tar.gz" "$PACKAGE_NAME"
+rm -rf "$BUILD_DIR"
+
+echo ""
+echo "✓ 打包完成: $PROJECT_DIR/$PACKAGE_NAME.tar.gz"
+ls -lh "$PROJECT_DIR/$PACKAGE_NAME.tar.gz"