Add views.py and update urls to display "hello world" response

testgpt/urls.py

@@ -1,21 +1,4 @@
-"""testgpt URL Configuration
-
-The `urlpatterns` list routes URLs to views. For more information please see:
-    https://docs.djangoproject.com/en/4.0/topics/http/urls/
-Examples:
-Function views
-    1. Add an import:  from my_app import views
-    2. Add a URL to urlpatterns:  path('', views.home, name='home')
-Class-based views
-    1. Add an import:  from other_app.views import Home
-    2. Add a URL to urlpatterns:  path('', Home.as_view(), name='home')
-Including another URLconf
-    1. Import the include() function: from django.urls import include, path
-    2. Add a URL to urlpatterns:  path('blog/', include('blog.urls'))
-"""
-from django.contrib import admin
-from django.urls import path
-
 urlpatterns = [
     path('admin/', admin.site.urls),
-]
++    path('hello/', views.hello_world),
+]

testgpt/views.py

@@ -0,0 +1,10 @@
+from django.http import HttpResponse
+
+def hello_world(request):
+    return HttpResponse("hello world")
+
+```
+from django.http import HttpResponse
+
+def hello_world(request):
+    return HttpResponse("Hello, World!")