FROM alpine:latest

RUN apk add lighttpd

RUN mkdir /var/www/html
COPY main /var/www/html/index.cgi
COPY lighttpd.conf /etc/lighttpd/lighttpd.conf
COPY flag.dat /flag.dat
COPY flag /flag

ENV LANG=C.UTF-8

RUN chmod +x /var/www/html/index.cgi
RUN chmod 740 /flag.dat
RUN chmod 740 /flag

EXPOSE 80

CMD ["lighttpd", "-D", "-f", "/etc/lighttpd/lighttpd.conf"]