<filename>wagtail_opengraph_image_generator/apps.py
from django.apps import AppConfig


class WagtailOGImageGeneratorConfig(AppConfig):
    label = 'wagtail_opengraph_image_generator'
    name = 'wagtail_opengraph_image_generator'
    verbose_name = 'Wagtail Open Graph Image Generator'

<filename>wagtail_opengraph_image_generator/apps.py
from django.apps import AppConfig


class WagtailOGImageGeneratorConfig(AppConfig):
    label = 'wagtail_opengraph_image_generator'
    name = 'wagtail_opengraph_image_generator'
    verbose_name = 'Wagtail Open Graph Image Generator'
