feature: docker file

dockerfile

@@ -0,0 +1,41 @@
+FROM golang:1.22.5-alpine3.20 AS base
+
+WORKDIR /app
+
+COPY go.mod go.sum ./
+
+COPY pkg/httpserver ./pkg/httpserver/
+COPY cmd/httpserver/main.go ./cmd/httpserver/
+
+COPY pkg/ginserver ./pkg/ginserver/
+COPY cmd/ginserver/main.go ./cmd/ginserver/
+
+ENV PORT=8080
+
+RUN go mod download
+
+FROM base AS build-http
+RUN go build -o /bin/httpserver ./cmd/httpserver
+
+
+FROM base AS build-gin
+RUN go build -o /bin/ginserver ./cmd/ginserver
+
+
+FROM scratch AS http
+COPY --from=build-http /bin/httpserver /cmd/
+
+ENTRYPOINT [ "/bin/httpserver" ]
+
+EXPOSE 8080
+
+CMD ["./main"]
+
+FROM scratch AS gin
+COPY --from=build-gin /bin/ginserver /cmd/
+
+ENTRYPOINT [ "/bin/ginserver" ]
+
+EXPOSE 8080
+
+CMD ["./main"]