Update Dockerfile

Dockerfile

@@ -1,15 +1 @@
-FROM ubuntu:18.04
-RUN apt-get update && apt-get install -y autoconf automake curl cmake git libtool make \
-    && git clone --depth=1 https://github.com/tsl0922/ttyd.git /ttyd \
-    && cd /ttyd && env BUILD_TARGET=x86_64 ./scripts/cross-build.sh
-
-FROM alpine
-COPY --from=0 /ttyd/build/ttyd /usr/bin/ttyd
-RUN apk add --no-cache bash tini
-
-EXPOSE 7681
-EXPOSE 7681/ws
-WORKDIR /root
-
-ENTRYPOINT ["/sbin/tini", "--"]
-CMD ["ttyd", "--writable", "bash"]
+FROM besutkode/gotty