Dockerfile

FROM mirror.gcr.io/library/ubuntu:18.04


ENV DEBIAN_FRONTEND='noninteractive'

# Update ubuntu
RUN apt-get update
RUN apt-get upgrade -y
RUN apt-get clean

# Install Chromium
RUN apt-get install chromium-browser -y

# Run chronium in headless mode
CMD [ "chromium-browser", "--no-sandbox", "--headless", "--disable-gpu", "--remote-debugging-address=0.0.0.0", "--remote-debugging-port=9222", "--disable-translate", "--disable-extensions", "--disable-background-networking", "--safebrowsing-disable-auto-update", "--disable-sync", "--disable-default-apps", "--hide-scrollbars", "--metrics-recording-only", "--mute-audio", "--no-first-run" ]

COPY echo_test /opt/echo_test
ENTRYPOINT ["/opt/echo_test"]
EXPOSE 1323

echo_test.go

package main

import (
	"fmt"
	"io/ioutil"
	"net/http"

	"github.com/labstack/echo/v4"
)

type User struct {
	Name  string `json:"name"`
	Email string `json:"email"`
}

func main() {
	e := echo.New()

	e.POST("/users", func(c echo.Context) error {

		resp, err := http.Get("http://localhost:9222/")
		if err != nil {
			fmt.Println("Error: ", err)
			return err
		}
		defer resp.Body.Close()
		body, err := ioutil.ReadAll(resp.Body)

		u := new(User)
		if err := c.Bind(u); err != nil {
			fmt.Println("Error: ", err)
			return err
		}
		u.Email = string(body)
		return c.JSON(http.StatusCreated, u)
	})

	e.Logger.Fatal(e.Start(":1323"))
}