Docker!

.ci/Dockerfile

@@ -0,0 +1,30 @@
+FROM ubuntu:22.04
+
+# 设置非root用户
+RUN useradd -m -s /bin/bash builder
+
+# 一次性安装所有构建所需的工具和依赖
+RUN apt-get update && \
+    apt-get install -y --no-install-recommends \
+        wget tar git curl ca-certificates \
+        build-essential make gcc g++ \
+        && rm -rf /var/lib/apt/lists/*
+
+# 切换到builder用户，在其目录下安装xmake
+USER builder
+WORKDIR /home/builder
+
+# 下载并安装xmake
+RUN wget -O xmake https://git.fig-lang.cn/PuqiAR/xmake-binary-copy/raw/commit/989d1f2dabb0bc8d5981a5f900c2cf7c2ac78ee4/xmake-bundle-v3.0.5.linux.x86_64 && \
+    chmod +x xmake && \
+    # 将xmake安装到用户目录，避免root权限问题
+    ./xmake --version 2>&1 | head -1
+# (使用bundle版运行一次即完成安装)
+
+USER root
+# 将xmake放入系统PATH，使所有用户可用
+RUN cp /home/builder/xmake /usr/local/bin/xmake && \
+    chmod +x /usr/local/bin/xmake
+
+# 切换回builder用户作为容器默认用户
+USER builder