Bom dia, gostaria de sanar uma dúvida na hora de build em imagem esta apresentando erro. Irei colocar meu código e print....

código vsCode:

FROM node:latest

MAINTANEIR lenon costa

COPY . /var/www

WORKDIR /var/www

RUN npm install

ENTRYPOINT ["npm", "start"]

EXPOSE 3OOO

Unknown instruction: MAINTANEIRdockerfile-utils(38)

comando ls na pasta(powershell)

Mode LastWriteTime Length Name

-a---- s 11/03/2021 10:01 139 Dockerfile

-a---- 11/03/2021 01:32 269 index.html

-a---- 27/07/2017 16:45 241 index.js

-a---- 27/07/2017 17:02 338 main.css

-a---- 27/07/2017 16:41 283 package.json

comando executado:

docker build -f Dockerfile -t lenon costa/nodeteste1 .

mensagem de erro após esse comando ode cima

[+] Building 6.1s (2/2) FINISHED

=> [internal] load build definition from Dockerfile 5.3s

=> => transferring dockerfile: 178B 0.0s => [internal] load .dockerignore 5.5s

=> => transferring context: 2B 0.0s

failed to solve with frontend dockerfile.v0: failed to create LLB definition: dockerfile parse error line 2: unknown instruction: MAINTANEIR PS C:\Users\Banco\Desktop\volume-exemplo> docker build -f Dockerfile -t lenon costa/nodeteste1 . "docker build" requires exactly 1 argument. See 'docker build --help'.

Usage: docker build [OPTIONS] PATH | URL | -

PS C:\Users\Banco\Desktop\volume-exemplo> docker ps -a

CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES

e898c9554750 node "docker-entrypoint.s…" 34 minutes ago Exited (254) 34 minutes ago unruffled_lalande

f4aa4728fd3b node "docker-entrypoint.s…" 9 hours ago Exited (255) 41 minutes ago 0.0.0.0:8080->3000/tcp unruffled_ritchie

9b821df22e5f node "docker-entrypoint.s…" 11 hours ago Exited (1) 10 hours ago dreamy_maxwell

3da323a5f66a node "docker-entrypoint.s…" 11 hours ago Exited (254) 11 hours ago competent_lamarr

confome consta a imagem não foi criada

PS C:\Users\Banco\Desktop\volume-exemplo> docker images

REPOSITORY TAG IMAGE ID CREATED SIZE

hello-world latest d1165f221234 5 days ago 13.3kB

ubuntu latest 4dd97cefde62 7 days ago 72.9MB

node latest 135b0832eaab 7 days ago 937MB

dockersamples/static-site latest f589ccde7957 4 years ago 191MB

Como devo proceder ?

(eu consegui resolver, porém no vsconde apresenta(tachado > MAINTAINER Strikethrough) é algum programa que precisa instalar ? [failed to solve with frontend dockerfile.v0: failed to create LLB definition: dockerfile parse error line 2: unknown instruction: MAINTANEIR]