[nodemon] starting 'echocp index.html build/index.html'

[girls-incode]

I'm trying to run the app and doesn't work:

[email protected] start E:\workspace\nodejs-work\nuclearmail-master npm run watch-html & npm run watch-js & npm run serve "dev"

[email protected] watch-html E:\workspace\nodejs-work\nuclearmail-master mkdirp build && nodemon --watch index.html --exec 'echo cp index.html build/index.html'

[nodemon] 1.11.0 [nodemon] to restart at any time, enter rs [nodemon] watching: index.html [nodemon] starting 'echo cp index.html build/index.html' ''echo' is not recognized as an internal or external command, operable program or batch file. [nodemon] app crashed - waiting for file changes before starting...

[datagridview]

the same with u today...