much better overall header and adding log out ability

nirvana-ios/Views/HomeView/UserMenu/UserMenu.swift

@@ -8,15 +8,9 @@
 import SwiftUI
 
 struct UserMenuView: View {
-    @Environment(\.dismiss) var dismiss
     
     var body: some View {
-        Button("Press to dismiss") {
+        Text("different menu options")
-            dismiss()
-        }
-        .font(.title)
-        .padding()
-        .background(Color.black)
     }
 }
 

nirvana-ios/Views/Templates/HeaderView.swift

@@ -13,6 +13,16 @@ struct HeaderView: View {
     @State var showingMenu: Bool = false
     
     var body: some View {
+        if authStore.sessionState == SessionState.isLoggedOut {
+            HStack {
+                Image("undraw_handcrafts_leaf")
+                    .resizable()
+                    .frame(width: 20.0, height: 32.132)
+                    .padding()
+                
+                Spacer()
+            }
+        } else {
             HStack(alignment:.center) {
                 Image("undraw_handcrafts_leaf")
                     .resizable()
@@ -21,27 +31,31 @@ struct HeaderView: View {
                 
                 Spacer()
                 
-            if self.authStore.sessionState == SessionState.isAuthenticated {
+                Menu {
+                    Button("Log out") {
+                        print("log out button clicked")
+                        self.authStore.logOut()
+                    }
+                    Button("Friends") {
+                        print("manage friends page")
+                    }
+                } label: {
                     RemoteImage(url: self.authStore.user?.profilePictureUrl?.absoluteString ?? "https://avatars.githubusercontent.com/u/41487836")
                         .background(NirvanaColor.teal)
                         .aspectRatio(contentMode: .fill)
                         .frame(width: 40, height: 40)
                         .clipShape(Circle())
                         .padding(5)
-                    .sheet(isPresented: $showingMenu) {
-                        UserMenuView()
-                    }
                 }
             }
             .frame(maxWidth: .infinity)
-//        .background(Color(self.averageColor)) // color based on user's profilepicture dominant color
+    //        .background(Color(self.averageColor)) // color based on user's profilepicture dominant color
             .background(NirvanaColor.solidBlue)
             .cornerRadius(100)
             .padding(.horizontal)
             .shadow(radius: 10)
             .onAppear{
                 // set background color based on profile picture tint
-            if authStore.sessionState == SessionState.isAuthenticated {
                 if let userPicUrl = authStore.user?.profilePictureUrl {
                     if let avgColor = NirvanaImage.getAverageColor(url: userPicUrl.absoluteString) {
                         self.averageColor = avgColor