SwiftUI WKWebView and Back- Forward Buttons

ContentView.swift

// Youtube Video: https://youtu.be/SBvrvJ93gh4

import SwiftUI
import WebKit

struct ContentView: View {
  let webView = WebView(request: URLRequest(url: URL(string: "https://www.google.com")!))
  
  var body: some View {
    VStack {
      webView
      
      HStack {
        Button(action: {
          self.webView.goBack()
        }){
          Image(systemName: "arrowtriangle.left.fill")
                            .font(.title)
                            .foregroundColor(.blue)
                            .padding()
        }
        Spacer()
        Button(action: {
          self.webView.goHome()
        }){
          Image(systemName: "house.fill")
                .font(.title)
                .foregroundColor(.blue)
                .padding()
        }
        Spacer()
        Button(action: {
          self.webView.refresh()
        }){
          Image(systemName: "arrow.clockwise.circle.fill")
                .font(.title)
                .foregroundColor(.blue)
                .padding()
        }
        Spacer()
        Button(action: {
          self.webView.goForward()
        }){
          Image(systemName: "arrowtriangle.right.fill")
                .font(.title)
                .foregroundColor(.blue)
                .padding()
        }
      }
    }
  }
}

struct WebView: UIViewRepresentable {
    let request: URLRequest
    private var webView: WKWebView?
    
    init(request: URLRequest) {
            self.webView = WKWebView()
            self.request = request
        }
  
    func makeUIView(context: Context) -> WKWebView {
        return webView!
    }
    
    func updateUIView(_ uiView: WKWebView, context: Context) {
        uiView.load(request)
    }
    
    func goBack(){
        webView?.goBack()
    }

    func goForward(){
        webView?.goForward()
    }
    
    func refresh() {
        webView?.reload()
    }
    
    func goHome() {
        webView?.load(request)
    }
}