I used to review PR for my company newbies is a horrible things, especially coding style. Last year I found this parser, I decided to make a linter tool base on the parser, in order to check coding style in their PRs automatically. And now, it is no exaggeration to say it bring my back from hell coding so that I can focus on the code itself.

PHPLint: https://github.com/tengattack/phplint
This

Desirable feature: may be before stable version release

• On first start:

1. Custom settings selection and default settings selection (i.e. fonts, size, colors,hide apps, restore from old backups etc.)
2. App must navigate to select default launcher selection settings
3. Tutorial for app

Span

As I understand ArrayTools consider arrays as immutable(while .NET devs have build Spans for arrays to be really immutable), may try to apply
https://github.com/dadhi/ImTools/blob/56b7f53a784c3843e4299658592d7b9340153fbc/src/ImTools/ImTools.cs#L48
https://msdn.microsoft.com/en-us/magazine/mt814808.aspx?f=255&MSPPError=-2147217396
(these are only couple percentage slower)

Would you a

We found such hackish solution for now (oldRoute is function which configures router):

const router = new Route();
app.use('/auth/api', router);
oldRoute(router);
app.use('/', router);
oldRoute(router);

waiting for better solution