# Gitea Actions 任务容器：预装 headless JDK 11 + Git
ARG UBUNTU_IMAGE=ubuntu:24.04
FROM ${UBUNTU_IMAGE}

RUN sed -i 's|http://archive.ubuntu.com/ubuntu|http://mirrors.aliyun.com/ubuntu|g; \
            s|http://security.ubuntu.com/ubuntu|http://mirrors.aliyun.com/ubuntu|g' \
        /etc/apt/sources.list.d/ubuntu.sources \
    && apt-get update -qq \
    && apt-get install -y --no-install-recommends \
        openjdk-11-jdk-headless git ca-certificates curl \
    && rm -rf /var/lib/apt/lists/* \
    && java -version