JavaScript-Capstone-Project: Likes Functionalities (Counter & Add Like)

In this pull request I did the followings:

[x] Setup the Likes-API and consumed it in the project.
[x] Displayed the Like-Count for each meal.
[x] Added the setLike() method for adding a new like to a given meal.
[x] Added the 'getLikes()` method to fetch all the likes-list.
[x] Added the eventListners for the likeBtn.
[x] Enhanced the project by putting some functions in separate files.
[x] Updated the project Styling and implemented some UX improvements.
[x] Updated some CSS styling and enhancement to improve the Responsiveness of the web-app.
[x] Made sure that there are no linter errors.
[x] Made sure that the project is working perfectly as intended.