add UploadFileView to check and upload files to Firebase

src/Pages/UploadFileView.elm

+module Pages.UploadFileView exposing (..)
+
+import Html exposing (..)
+import Types exposing (Msg)
+
+uploadView : Html Msg
+uploadView = 
+    div [] []
\ No newline at end of file

src/Types.elm

@@ -36,6 +36,7 @@ type Route
     = HomeRoute
     | QuestionRoute Int
     | ResultRoute
+    | Upload
     | NotFound
 
 -- Represents a graph, including its window and functions.

src/View.elm

@@ -3,10 +3,11 @@ module View exposing (..)
 import Html exposing (..)
 import Browser
 
-import Pages.HomeView
-import Pages.QuizView
-import Pages.ResultView
-import Pages.NotFound
+import Pages.HomeView exposing (homeView)
+import Pages.QuizView exposing (questionView)
+import Pages.ResultView exposing (resultView)
+import Pages.NotFound exposing (notFoundView)
+import Pages.UploadFileView exposing (uploadView)
 
 import Types exposing (Model, Msg(..), Route(..))
 
@@ -16,13 +17,15 @@ view model =
     let
         routeContent = case model.route of
             HomeRoute ->
-                Pages.HomeView.homeView model
+                homeView model
             QuestionRoute n ->
-                Pages.QuizView.questionView n model.quiz
+                questionView n model.quiz
             ResultRoute ->
-                Pages.ResultView.resultView model
+                resultView model
+            Upload ->
+                uploadView
             NotFound ->
-                Pages.NotFound.notFoundView
+                notFoundView
     in
     { title = "Mathe Quiz App"
     , body = [routeContent]