feat: pre-setup docker buildx

Author: zzswang

Dockerfile

@@ -7,3 +7,10 @@ RUN sudo apt update -y && \
 RUN curl -fsSL https://deb.nodesource.com/setup_22.x | sudo -E bash - && \
   sudo apt-get install -y nodejs && \
   sudo npm install -g npm@10
+
+# Install Docker Buildx
+RUN BUILDX_VERSION=$(curl -s "https://api.github.com/repos/docker/buildx/releases/latest" | jq -r .tag_name) && \
+  curl -L "https://github.com/docker/buildx/releases/download/${BUILDX_VERSION}/buildx-${BUILDX_VERSION}.linux-amd64" -o docker-buildx && \
+  chmod a+x docker-buildx && \
+  sudo mkdir -p ~/.docker/cli-plugins && \
+  sudo mv docker-buildx ~/.docker/cli-plugins/