Implementing Tab Sleep

Feeding SleepView with data from SleepRowView and SleepDetailDataView

Another revision of README

Yea, right I hate typos especially come from me

Clean up some badges

Adding README files

Adding CreditsView for footer and add Custom Modifier to centering the CreditsView

Adding custom navigation bar view

Adding scrollview to MainView and change the tabBar appearance to support scrollview

Adding featured image component view to content view

Adding CategoryGridView component

Setup ContentView with Codable extension for parsing JSON data

Change image asset for launch screen

Rearrange some style in TabBar MainView

Set onboarding to false when Button Get Started tapped