diff --git a/docker/docker-compose.yml b/docker/docker-compose.yml
index 2ea8bc0..33633a8 100644
--- a/docker/docker-compose.yml
+++ b/docker/docker-compose.yml
@@ -54,7 +54,7 @@ services:
         ]
 
   polaris-media:
-    image: ${REGISTRY}zlmediakit/zlmediakit:latest  # 替换为官方镜像
+    image: ${REGISTRY}polaris-media:latest  # 替换为官方镜像
     restart: always
     networks:
       - media-net
diff --git a/docker/media/Dockerfile b/docker/media/Dockerfile
index a7b6c16..49e3cae 100644
--- a/docker/media/Dockerfile
+++ b/docker/media/Dockerfile
@@ -33,8 +33,8 @@ RUN apt-get update && \
 
 RUN mkdir -p /opt/media
 WORKDIR /opt/media
-RUN git clone --depth 1 https://gitee.com/xia-chu/ZLMediaKit && \
-    cd ZLMediaKit && git submodule update --init
+# 使用本地复制的 ZLM 代码（由 build.sh 复制到当前目录）
+COPY ZLM /opt/media/ZLMediaKit
 
 # 3rdpart init
 WORKDIR /opt/media/ZLMediaKit/3rdpart
diff --git a/docker/media/Dockerfile.registry b/docker/media/Dockerfile.registry
new file mode 100644
index 0000000..753639e
--- /dev/null
+++ b/docker/media/Dockerfile.registry
@@ -0,0 +1,89 @@
+FROM registry.t-aaron.com/ubuntu:20.04 AS build
+
+#shell,rtmp,rtsp,rtsps,http,rtp
+EXPOSE 10935/tcp
+EXPOSE 5540/tcp
+EXPOSE 6080/tcp
+EXPOSE 10000/udp
+EXPOSE 10000/tcp
+EXPOSE 8000/udp
+EXPOSE 8000/tcp
+EXPOSE 9000/udp
+
+RUN apt-get update && \
+         DEBIAN_FRONTEND="noninteractive" \
+         apt-get install -y --no-install-recommends \
+         build-essential \
+         cmake \
+         git \
+         curl \
+         vim \
+         wget \
+         ca-certificates \
+         tzdata \
+         libssl-dev \
+         gcc \
+         g++ \
+         gdb && \
+         apt-get autoremove -y && \
+         apt-get clean -y && \
+         rm -rf /var/lib/apt/lists/*
+
+RUN mkdir -p /opt/media
+WORKDIR /opt/media
+# 使用本地 ZLM 代码
+COPY ZLM /opt/media/ZLMediaKit
+
+# 3rdpart init
+WORKDIR /opt/media/ZLMediaKit/3rdpart
+RUN wget https://polaris-tian-generic.pkg.coding.net/qt/dependencies/openssl-1.1.1k.tar.gz?version=latest -O openssl-1.1.1k.tar.gz && \
+    tar -xvzf openssl-1.1.1k.tar.gz && \
+    cd openssl-1.1.1k && ./config shared --openssldir=/usr/local/openssl --prefix=/usr/local/openssl && \
+    make && make install && \
+    echo "/usr/local/lib64/" >> /etc/ld.so.conf && \
+    echo "/usr/local/openssl/lib" >> /etc/ld.so.conf && \
+    ldconfig && \
+    ln -s /usr/local/openssl/bin/openssl  /usr/local/bin/openssl
+
+WORKDIR /opt/media/ZLMediaKit/3rdpart
+RUN wget https://github.com/cisco/libsrtp/archive/v2.3.0.tar.gz -O libsrtp-2.3.0.tar.gz && \
+    tar xfv libsrtp-2.3.0.tar.gz && \
+    mv libsrtp-2.3.0 libsrtp && \
+    cd libsrtp && ./configure --enable-openssl --with-openssl-dir=/usr/local/openssl && make -j $(nproc) && make install
+
+
+WORKDIR /opt/media/ZLMediaKit/build
+RUN cmake .. -DENABLE_WEBRTC=true  -DOPENSSL_ROOT_DIR=/usr/local/openssl  -DOPENSSL_LIBRARIES=/usr/local/openssl/lib && \
+    cmake --build . --target MediaServer
+COPY docker/media/config.ini /opt/media/ZLMediaKit/release/linux/Debug/
+
+FROM registry.t-aaron.com/ubuntu:20.04
+
+RUN apt-get update && \
+         DEBIAN_FRONTEND="noninteractive" \
+         apt-get install -y --no-install-recommends \
+         vim \
+         wget \
+         ca-certificates \
+         tzdata \
+         curl \
+         libssl-dev \
+         ffmpeg \
+         gcc \
+         g++ \
+         gdb && \
+         apt-get autoremove -y && \
+         apt-get clean -y && \
+    rm -rf /var/lib/apt/lists/*
+
+ENV TZ=Asia/Shanghai
+RUN ln -snf /usr/share/zoneinfo/$TZ /etc/localtime \
+        && echo $TZ > /etc/timezone && \
+        mkdir -p /opt/media/bin/www
+
+WORKDIR /opt/media/bin/
+COPY --from=build /opt/media/ZLMediaKit/release/linux/Debug/MediaServer /opt/media/ZLMediaKit/default.pem /opt/media/bin/
+COPY --from=build /opt/media/ZLMediaKit/release/linux/Debug/config.ini /opt/media/conf/
+COPY --from=build /opt/media/ZLMediaKit/www/ /opt/media/bin/www/
+ENV PATH /opt/media/bin:$PATH
+CMD ["./MediaServer","-s", "default.pem", "-c", "../conf/config.ini", "-l","0"]
diff --git a/docker/media/build-and-push-media.sh b/docker/media/build-and-push-media.sh
new file mode 100755
index 0000000..d8a2422
--- /dev/null
+++ b/docker/media/build-and-push-media.sh
@@ -0,0 +1,75 @@
+#!/bin/bash
+
+# 构建并推送 media 镜像到私有仓库
+# 使用方法: 在 docker/media 目录下执行 ./build-and-push-media.sh
+
+set -e
+
+# 获取脚本所在目录
+SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
+# 项目根目录（脚本所在目录的上两级）
+PROJECT_ROOT="$(cd "${SCRIPT_DIR}/../.." && pwd)"
+
+# 配置变量
+REGISTRY="registry.t-aaron.com"
+IMAGE_NAME="polaris-media"
+VERSION="latest"
+PLATFORM="linux/amd64"
+DOCKERFILE="Dockerfile.registry"
+
+# 完整镜像名称
+FULL_IMAGE_NAME="${REGISTRY}/${IMAGE_NAME}:${VERSION}"
+
+echo "=========================================="
+echo "开始构建 ZLMediaKit 镜像"
+echo "=========================================="
+echo "脚本目录: ${SCRIPT_DIR}"
+echo "项目根目录: ${PROJECT_ROOT}"
+echo "镜像名称: ${FULL_IMAGE_NAME}"
+echo "平台架构: ${PLATFORM}"
+echo "Dockerfile: ${SCRIPT_DIR}/${DOCKERFILE}"
+echo "=========================================="
+
+# 检查 Dockerfile 是否存在
+if [ ! -f "${SCRIPT_DIR}/${DOCKERFILE}" ]; then
+    echo "错误: 未找到 Dockerfile: ${SCRIPT_DIR}/${DOCKERFILE}"
+    exit 1
+fi
+
+# 检查 ZLM 目录是否存在
+if [ ! -d "${PROJECT_ROOT}/ZLM" ]; then
+    echo "错误: ZLM 目录不存在: ${PROJECT_ROOT}/ZLM"
+    exit 1
+fi
+
+# 检查 ZLM 源码是否完整
+if [ ! -d "${PROJECT_ROOT}/ZLM/3rdpart/ZLToolKit/src" ]; then
+    echo "错误: ZLM 源码不完整，请确保 3rdpart 目录下的依赖库存在"
+    exit 1
+fi
+
+# 检查 buildx 是否可用
+if ! docker buildx version &> /dev/null; then
+    echo "错误: docker buildx 不可用"
+    echo "请先安装 docker buildx"
+    exit 1
+fi
+
+# 切换到项目根目录作为构建上下文
+cd "${PROJECT_ROOT}"
+
+# 构建并推送镜像
+echo ""
+echo "开始构建镜像..."
+docker buildx build \
+  --platform ${PLATFORM} \
+  -t ${FULL_IMAGE_NAME} \
+  -f docker/media/${DOCKERFILE} \
+  --push \
+  .
+
+echo ""
+echo "=========================================="
+echo "构建完成！"
+echo "镜像已推送到: ${FULL_IMAGE_NAME}"
+echo "=========================================="
diff --git a/docker/media/build.sh b/docker/media/build.sh
index edcc16c..57c7117 100755
--- a/docker/media/build.sh
+++ b/docker/media/build.sh
@@ -1,8 +1,47 @@
-#/bin/bash
+#!/bin/bash
 set -e
 
-version=2.7.3
+version=latest
+
+# 获取脚本所在目录
+SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
+PROJECT_ROOT="$(cd "${SCRIPT_DIR}/../.." && pwd)"
+
+echo "=========================================="
+echo "开始构建 ZLMediaKit Docker 镜像"
+echo "=========================================="
+
+# 检查 ZLM 目录是否存在
+if [ ! -d "${PROJECT_ROOT}/ZLM" ]; then
+    echo "错误: ZLM 目录不存在: ${PROJECT_ROOT}/ZLM"
+    exit 1
+fi
+
+# 检查 ZLM 源码是否完整
+if [ ! -d "${PROJECT_ROOT}/ZLM/3rdpart/ZLToolKit/src" ]; then
+    echo "错误: ZLM 源码不完整，请确保 3rdpart 目录下的依赖库存在"
+    exit 1
+fi
+
+# 清理旧的 ZLM 目录（如果存在）
+if [ -d "${SCRIPT_DIR}/ZLM" ]; then
+    echo "清理旧的 ZLM 目录..."
+    rm -rf "${SCRIPT_DIR}/ZLM"
+fi
+
+# 复制 ZLM 目录到 media 目录
+echo "复制 ZLM 源码到构建目录..."
+cp -r "${PROJECT_ROOT}/ZLM" "${SCRIPT_DIR}/ZLM"
+
+echo "开始构建 Docker 镜像..."
 
 docker build -t polaris-media:${version} .
-docker tag polaris-media:${version} polaris-tian-docker.pkg.coding.net/qt/polaris/polaris-media:${version}
-docker tag polaris-media:${version} polaris-tian-docker.pkg.coding.net/qt/polaris/polaris-media:latest
\ No newline at end of file
+
+# 构建完成后清理
+echo "清理构建目录..."
+rm -rf "${SCRIPT_DIR}/ZLM"
+
+echo "=========================================="
+echo "构建完成！"
+echo "镜像: polaris-media:${version}"
+echo "=========================================="
\ No newline at end of file
diff --git a/reademe/use.md b/reademe/use.md
index e47daec..441f0b6 100644
--- a/reademe/use.md
+++ b/reademe/use.md
@@ -46,6 +46,23 @@ docker login registry.t-aaron.com
 步骤3：推送第三方镜像到私有仓库
 
 
+# ===== ubuntu:20.04 =====
+# 备份本地 arm64 镜像
+docker tag ubuntu:20.04 ubuntu:20.04-backup
+
+# 拉取 amd64 版本
+docker pull --platform linux/amd64  ubuntu:20.04
+
+# 推送到私有仓库
+docker tag  ubuntu:20.04 registry.t-aaron.com/ubuntu:20.04
+docker push registry.t-aaron.com/ubuntu:20.04
+
+# 恢复本地 arm64 版本
+docker rmi ubuntu:20.04
+docker tag ubuntu:20.04-backup ubuntu:20.04
+docker rmi ubuntu:20.04-backup
+
+
 # ===== ubuntu:24.04 =====
 # 备份本地 arm64 镜像
 docker tag ubuntu:24.04 ubuntu:24.04-backup