Fix palette setting

[loudar]

https://github.com/mellodoot/OpenTerminal/blob/a6607a006942e4f987b790360368761d5b4b72c9/public/scripts/main.js#L302

 if (palette.constructor === Array) { 

[arimelody]

is there much benefit to distinguishing palettes as arrays this way? afaik Array.isArray() is more widely used

[loudar]

Not specifically, but personally I like checking .constructor more because you can use the same way of checking for any class and not just arrays, but that's a style thing.

[arimelody]

should be good!