update: dockerfile

Dockerfile

+FROM golang:1.19-alpine AS base
+
+# Set up dependencies
+ENV PACKAGES git openssh-client build-base
+
+RUN sed -i 's/dl-cdn.alpinelinux.org/mirrors.aliyun.com/g' /etc/apk/repositories
+
+# Install dependencies
+RUN apk add --update $PACKAGES
+
+# Add source files
+RUN mkdir -p ./witness
+COPY ./ ./witness/
+
+RUN go env -w GOPROXY="https://goproxy.cn,direct"
+
+RUN git clone git@code.wuban.net.cn:odysseus/odysseus-protocol.git
+
+FROM base AS build
+
+RUN  cd witness && go mod tidy && make
+
+FROM alpine
+
+WORKDIR /root
+
+COPY ./config.toml ./config.toml
+
+COPY  --from=build /witness /usr/bin/witness
+
+COPY ./entrypoint.sh /usr/local/bin/entrypoint.sh
+
+RUN chmod u+x /usr/local/bin/entrypoint.sh
+
+EXPOSE 20000 20011 20012
+
+ENTRYPOINT [ "/usr/local/bin/entrypoint.sh" ]
\ No newline at end of file

entrypoint.sh

+#! /bin/sh
+
+# exit script on any error
+set -e
+
+echo "runing witness"
+/usr/bin/witness >> /root/witness.log 2>&1