initial welcome page and some of the carousel done

nirvana-ios/Globals/colors.swift

@@ -0,0 +1,43 @@
+//
+//  colors.swift
+//  nirvana-ios
+//
+//  Created by Arjun Patel on 12/11/21.
+//
+
+import Foundation
+import SwiftUI
+
+extension UIColor {
+    public convenience init?(hex: String) {
+        let r, g, b, a: CGFloat
+
+        if hex.hasPrefix("#") {
+            let start = hex.index(hex.startIndex, offsetBy: 1)
+            let hexColor = String(hex[start...])
+
+            if hexColor.count == 8 {
+                let scanner = Scanner(string: hexColor)
+                var hexNumber: UInt64 = 0
+
+                if scanner.scanHexInt64(&hexNumber) {
+                    r = CGFloat((hexNumber & 0xff000000) >> 24) / 255
+                    g = CGFloat((hexNumber & 0x00ff0000) >> 16) / 255
+                    b = CGFloat((hexNumber & 0x0000ff00) >> 8) / 255
+                    a = CGFloat(hexNumber & 0x000000ff) / 255
+
+                    self.init(red: r, green: g, blue: b, alpha: a)
+                    return
+                }
+            }
+        }
+
+        return nil
+    }
+}
+
+final class NirvanaColors {
+    static let teal:Color = Color(red: 0.0, green: 0.314, blue: 0.314)
+    static let bgLightGrey:Color = Color(red: 0.898, green: 0.898, blue: 0.898)
+    static let white: Color = Color.white
+}

nirvana-ios/Globals/constants.swift

@@ -0,0 +1,12 @@
+//
+//  constants.swift
+//  nirvana-ios
+//
+//  Created by Arjun Patel on 12/11/21.
+//
+
+import Foundation
+
+final class NirvanaConstants {
+    static let landingPageUrl: String = "https://usenirvana.com"
+}