docker build have some problem

[nilabjasarkar123]

Description

docker build -t simple-kubernetes-webhook:latest .
Describe your issue here.
docker build -t simple-kubernetes-webhook:latest .
Sending build context to Docker daemon 302.6kB
Step 1/10 : FROM golang:1.16 AS build
---> 972d8c0bc0fc
Step 2/10 : ENV GOOS=linux
---> Using cache
---> 2e47c29d7211
Step 3/10 : ENV GOARCH=amd64
---> Using cache
---> 9267f812ca01
Step 4/10 : ENV CGO_ENABLED=0
---> Using cache
---> 09544e250c9d
Step 5/10 : WORKDIR /work
---> Using cache
---> c14db25f964e
Step 6/10 : COPY . /work
---> Using cache
---> db4e6d6d38e0
Step 7/10 : RUN --mount=type=cache,target=/root/.cache/go-build,sharing=private go build -o bin/admission-webhook .
the --mount option requires BuildKit. Refer to https://docs.docker.com/go/buildkit/ to learn how to build images with BuildKit enabled

What type of issue is this? (place an x in one of the [ ])

• [x ] bug
• enhancement (feature request)
• question
• [ x] documentation related
• testing related
• discussion

Requirements (place an x in each of the [ ])

• [ x] I've read and understood the Contributing guidelines and have done my best effort to follow them.
• [x ] I've read and agree to the Code of Conduct.
• [x ] I've searched for any related issues and avoided creating a duplicate issue.

---

Bug Report

Filling out the following details about bugs will help us solve your issue sooner.
this command can solve the bug

Reproducible in:

simple-kubernetes-webhook version:

Go version:

OS version(s): Ubuntu 20

Steps to reproduce:

1. DOCKER_BUILDKIT=1 docker build -t simple-kubernetes-webhook:latest .

Expected result:

image should be built successfully
What you expected to happen
image not able to build

Actual result:

DOCKER_BUILDKIT=1 docker build -t simple-kubernetes-webhook:latest .
with the above command the image is about to build successfully
What actually happened

Attachments:

Logs, screenshots, screencast, sample project, funny gif, etc.
DOCKER_BUILDKIT=1 docker build -t simple-kubernetes-webhook:latest .
[+] Building 2.2s (12/12) FINISHED
=> [internal] load build definition from Dockerfile 0.0s
=> => transferring dockerfile: 32B 0.0s
=> [internal] load .dockerignore 0.0s
=> => transferring context: 2B 0.0s
=> resolve image config for docker.io/docker/dockerfile:experimental 1.8s
=> CACHED docker-image://docker.io/docker/dockerfile:experimental@sha256:600e5c62eedff338b3f7a0850beb7c05866e0ef27b2d2e8c02aa468e78496ff5 0.0s
=> [internal] load metadata for docker.io/library/golang:1.16 0.0s
=> [build 1/4] FROM docker.io/library/golang:1.16 0.0s
=> [internal] load build context 0.0s
=> => transferring context: 10.53kB 0.0s
=> CACHED [build 2/4] WORKDIR /work 0.0s
=> CACHED [build 3/4] COPY . /work 0.0s
=> CACHED [build 4/4] RUN --mount=type=cache,target=/root/.cache/go-build,sharing=private go build -o bin/admission-webhook . 0.0s
=> CACHED [run 1/1] COPY --from=build /work/bin/admission-webhook /usr/local/bin/ 0.0s
=> exporting to image 0.0s
=> => exporting layers 0.0s
=> => writing image sha256:05f5f2f299a6e333a6122cb43701a7f16968359129fc5adce330f72d0fa53c93 0.0s
=> => naming to docker.io/library/simple-kubernetes-webhook:latest

[Aloosh454]

[!NOTE]