Use buildkit with go client

main.go

package main

import (
	"context"
	"fmt"
	"os"

	"github.com/containerd/console"
	"github.com/moby/buildkit/client"
	_ "github.com/moby/buildkit/client/connhelper/dockercontainer"
	"github.com/moby/buildkit/util/progress/progressui"
)

func main() {
	fmt.Println("START")
	if err := xmain(); err != nil {
		panic(err)
	}
	fmt.Println("DONE")
}

func xmain() error {
	ctx := context.Background()
	c, err := client.New(ctx, "docker-container://buildkitd", client.WithFailFast)
	if err != nil {
		return err
	}

	ch := make(chan *client.SolveStatus)
	go func() {
		var c console.Console

		progressui.DisplaySolveStatus(ctx, "", c, os.Stdout, ch)
	}()
	response, err := c.Solve(ctx, nil, client.SolveOpt{
		Exports: []client.ExportEntry{
			{
				Type: "image",
				Attrs: map[string]string{
					"type":  "image",
					"name":  "idock.iwanhae.kr/test:iswork",
					"push":  "true",
					"store": "false",
				},
			},
		},
		CacheExports: []client.CacheOptionsEntry{
			{Type: "registry", Attrs: map[string]string{"ref": "idock.iwanhae.kr/cache:test"}},
		},
		CacheImports: []client.CacheOptionsEntry{
			{Type: "registry", Attrs: map[string]string{"ref": "idock.iwanhae.kr/cache:test"}},
		},
		LocalDirs: map[string]string{
			"context":    "/home/wan/git/buildkit/images",
			"dockerfile": "/home/wan/git/buildkit/images",
		},
		Frontend: "dockerfile.v0",
		FrontendAttrs: map[string]string{
			"filename": "Dockerfile.coder",
			"platform": "linux/amd64,linux/arm64",
		},
	}, ch)
	fmt.Println("FIN", response, err)
	return nil

}