blog2.0/blog/home/models.py

from django.db import models
from modelcluster.fields import ParentalKey
from wagtail.admin.panels import FieldPanel, InlinePanel
from wagtail.fields import RichTextField
from wagtail.models import Orderable, Page


class HomePage(Page):
    body = RichTextField(blank=True)

    content_panels = Page.content_panels + [
        FieldPanel("body"),
        InlinePanel("links", heading="Links", label="Link"),
    ]


class HomePageLink(Orderable):
    page = ParentalKey(HomePage, on_delete=models.CASCADE, related_name="links")
    title = models.CharField(max_length=256)
    link = models.URLField()

    panels = [FieldPanel("title"), FieldPanel("link")]