new and refined tests for dashboard app; home iterates list w. django templating; views refined for redirect after post request

apps/dashboard/views.py

@@ -1,14 +1,10 @@
-from django.http import HttpResponse
-from django.shortcuts import render
+from django.shortcuts import redirect, render
 from .models import Item
 
 def home_page(request):
-    item = Item()
-    item.text = request.POST.get('item_text', '')
-    item.save()
+    if request.method == 'POST':
+        Item.objects.create(text=request.POST['item_text'])
+        return redirect('/')
     
-    return render(
-        request,
-        'apps/dashboard/home.html',
-        {'new_item_text': request.POST.get('item_text', '')},
-    )
+    items = Item.objects.all()
+    return render(request, 'apps/dashboard/home.html', {'items': items})