old_contents: from django.contrib import admin
  
  # Register your models here.
  
new_contents: from django.contrib import admin
  from .models import *
  
  
  @admin.register(Resource)
  class ResourceAdmin(admin.ModelAdmin):
      pass
  
  
  @admin.register(IntendedAudience)
  class IntendedAudienceAdmin(admin.ModelAdmin):
      pass
  
  
  @admin.register(ResourceLink)
  class ResourceLinkAdmin(admin.ModelAdmin):
      pass
  
subject: Add django admin for current models.