refactor(app): welcome screen dismiss

Author: krystxf

apps/mobile/metro-now/metro-now/ContentView.swift

@@ -48,7 +48,7 @@ struct ContentView: View {
                 isPresented: $showWelcomeScreen,
                 onDismiss: dismissWelcomeScreen
             ) {
-                WelcomePageView(handleDismiss: dismissWelcomeScreen)
+                WelcomePageView()
                     .presentationDetents([.medium])
             }
 

apps/mobile/metro-now/metro-now/pages/welcome/welcome-page.view.swift

@@ -10,10 +10,10 @@ private let headingGradient = LinearGradient(
 )
 
 struct WelcomePageView: View {
-    let handleDismiss: () -> Void
-
     @State private var showContent = false
 
+    @Environment(\.dismiss) private var dismiss
+
     var body: some View {
         VStack(alignment: .center) {
             if showContent {
@@ -38,7 +38,9 @@ struct WelcomePageView: View {
                 .font(.title3)
                 .multilineTextAlignment(.center)
 
-                Button(action: handleDismiss) {
+                Button(action: {
+                    dismiss()
+                }) {
                     Text("Continue")
                     Image(systemName: "chevron.forward")
                 }
@@ -59,5 +61,5 @@ struct WelcomePageView: View {
 }
 
 #Preview {
-    WelcomePageView {}
+    WelcomePageView()
 }