FROM alpine:3.16 RUN sed -i 's/dl-cdn.alpinelinux.org/mirrors.tuna.tsinghua.edu.cn/g' /etc/apk/repositories RUN apk update && apk add tzdata ARG APP_NAME=cago ENV APP_NAME=$APP_NAME WORKDIR /app COPY $APP_NAME . RUN ls -l && chmod +x $APP_NAME CMD ["sh", "-c", "./$APP_NAME"]