👷 Distribute docker image

Dockerfile

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+FROM golang:alpine as builder
+ARG commit
+ARG commitDate
+ARG version
+
+ENV MOD="github.com/eat-pray-ai/yutu/cmd"
+WORKDIR /app
+COPY . .
+
+RUN Version="${MOD}.Version=${version}" \
+    Commit="${MOD}.Commit=${commit}" \
+    CommitDate="${MOD}.CommitDate=${commitDate}" \
+    Os="${MOD}.Os=linux" \
+    Arch="${MOD}.Arch=$(go env GOARCH)" \
+    ldflags="-s -X ${Version} -X ${Commit} -X ${CommitDate} -X ${Os} -X ${Arch}" \
+    && export ldflags \
+    && go mod download \
+    && go build -ldflags "${ldflags}" -o yutu .
+
+FROM alpine:latest as yutu
+
+COPY --from=builder /app/yutu /usr/local/bin/yutu
+RUN chmod +x /usr/local/bin/yutu
+
+ENTRYPOINT ["/usr/local/bin/yutu"]