Update Django version to 4.2 (LTS) and Python to 3.12

Signed-off-by: Wes Lord <weslord@fisgardlabs.com>

django/app/Dockerfile

@@ -1,6 +1,6 @@
 # syntax=docker/dockerfile:1.4
 
-FROM --platform=$BUILDPLATFORM python:3.7-alpine AS builder
+FROM --platform=$BUILDPLATFORM python:3.12-alpine AS builder
 EXPOSE 8000
 WORKDIR /app 
 COPY requirements.txt /app

django/app/example/urls.py

@@ -13,9 +13,9 @@ Including another URLconf
     1. Import the include() function: from django.conf.urls import url, include
     2. Add a URL to urlpatterns:  url(r'^blog/', include('blog.urls'))
 """
-from django.conf.urls import url
 from django.contrib import admin
+from django.urls import path
 
 urlpatterns = [
-    url(r'^admin/', admin.site.urls),
+    path('admin/', admin.site.urls),
 ]

django/app/requirements.txt

@@ -1,2 +1,2 @@
-Django==3.2.13
+Django~=4.2.17
 environs==7.3.1