Tried it twice got this

npm ERR! code ELIFECYCLE
npm ERR! errno ENOENT
npm ERR! syscall spawn
npm ERR! magicmirror@2.8.0 start: `sh run-start.sh`
npm ERR! spawn ENOENT
npm ERR!
npm ERR! Failed at the magicmirror@2.8.0 start script.
npm ERR! This is probably not a problem with npm. There is likely additional logging output above.

npm ERR! A complete log of this run can be found in:
npm ERR!     C:\Users\user1\AppData\Roaming\npm-cache\_logs\2019-07-30T19_47_00_790Z-debug.log

Will this work with Git Bash? This is what I’m using.

Same thing:
Electron Security Warning (Insecure Content-Security-Policy)
This renderer process has either no Content Security
Policy set or a policy with “unsafe-eval” enabled. This exposes users of
this app to unnecessary security risks.

For more information and help, consult
https://electronjs.org/docs/tutorial/security.
This warning will not show up
once the app is packaged.

What do you mean?

same thing:
C:\Users\user1\MagicMirror\node_modules\electron\dist\resources\electron.asar\renderer\security-warnings.js:184

Electron Security Warning (Insecure Content-Security-Policy) This renderer process has either no Content Security
Policy set or a policy with “unsafe-eval” enabled. This exposes users of
this app to unnecessary security risks.

For more information and help, consult
https://electronjs.org/docs/tutorial/security.
This warning will not show up
once the app is packaged.
warnAboutInsecureCSP @ C:\Users\user1\MagicMirror\node_modules\electron\dist\resources\electron.asar\renderer\security-warnings.js:184

No, and i only have that warning.

I got this warning:

Electron Security Warning (Insecure Content-Security-Policy) This renderer process has either no Content Security
Policy set or a policy with “unsafe-eval” enabled. This exposes users of
this app to unnecessary security risks.

For more information and help, consult
https://electronjs.org/docs/tutorial/security.
This warning will not show up
once the app is packaged.

Thanks it worked but I now have a black screen, with nothing on it.