FROM alpine:latest
RUN apk add --no-cache openssl-dev linux-headers zlib-dev gcc gperf cmake build-base git libstdc++ \
	&& git clone --recursive https://github.com/tdlib/telegram-bot-api.git \
	&& cd telegram-bot-api \
	&& mkdir build \
	&& cd build \
	&&	cmake -DCMAKE_BUILD_TYPE=Release .. \
	&& cmake --build . --target install \
	&& apk del linux-headers gcc gperf cmake build-base git \
	&& rm -r ./telegram-bot-api
RUN adduser --no-create-home --uid 2000 --disabled-password tg-bot \
	&& mkdir -p /opt/telegram-bot-api \
	&& chown tg-bot:tg-bot /opt/telegram-bot-api

ENV TELEGRAM_API_ID=""
ENV TELEGRAM_API_HASH=""
EXPOSE 8081/tcp
USER tg-bot
ENTRYPOINT ["/usr/local/bin/telegram-bot-api", "--local", "--dir=/opt/telegram-bot-api"]