Refactor the code

[Azizadx]

@nebiyuelias1 I create a new folder inside constants dir which will have a list of files those files contains the constant strings for every page in the app.

So when you start translating the strings you can use the already setup class for you, as shown below:

[Azizadx]

BEWARE, that am not done setting up all pages this is just to show you how we might implement the language part of the system