add offline build for rpm

build.sh

+#!/bin/bash
+set -ex
+
+# 从versions.mk读取版本信息
+PACKAGE_VERSION=$(grep '^LIB_VERSION :=' versions.mk | awk '{print $3}')
+PACKAGE_REVISION=$(grep '^PACKAGE_REVISION :=' versions.mk | awk '{print $3}')
+if [ -z "$PACKAGE_VERSION" ] || [ -z "$PACKAGE_REVISION" ]; then
+    echo "Error: 无法从versions.mk读取版本信息" >&2
+    exit 1
+fi
+
+# 解压并安装Go工具链，添加错误处理
+unzip -q v0.0.1-go1.24.6.linux-amd64.zip || { echo "Error: 解压Go工具链失败" >&2; exit 1; }
+# 使用-T选项确保目录正确替换而非嵌套
+if [ -d /usr/local/go ];then
+   rm -rf /usr/local/go
+fi
+
+mv -T golang.org/toolchain@v0.0.1-go1.24.6.linux-amd64/ /usr/local/go || { echo "Error: 移动Go工具链失败" >&2; exit 1; }
+export PATH=/usr/local/go/bin:$PATH
+
+make cmds
+source=("dcu-container-runtime" "dcu-cdi-hook" "dcu-ctk" "dcu-docker")
+for file in "${source[@]}"
+do
+   rm -rf SOURCES/$file > /dev/null 2>&1
+   cp -r $file SOURCES/$file
+done
+cp -rf packaging/rpm/SOURCES/* SOURCES/ > /dev/null 2>&1
+# 使用现代命令替换语法，提高可读性
+GIT_COMMIT=$(git describe --match="" --dirty --long --always --abbrev=40 2> /dev/null || echo "")
+PKG_VERS="$PACKAGE_VERSION"
+PKG_REV="$PACKAGE_REVISION"
+if [ ! -d dist ];then
+   mkdir dist
+fi
+arch=$(uname -m) && \
+    rpmbuild --clean --target="$arch" -bb \
+             -D "_topdir $PWD" \
+             -D "release_date $(date +'%a %b %d %Y')" \
+             -D "git_commit ${GIT_COMMIT}" \
+             -D "version ${PKG_VERS}" \
+             -D "release ${PKG_REV}" \
+             packaging/rpm/SPECS/dcu-container-toolkit.spec && \
+    # 检查并移动RPM包，添加错误提示
+    mv RPMS/"$arch"/*.rpm dist || { echo "Error: 未找到生成的RPM包" >&2; exit 1; }