<filename>backend/languageskills/admin.py
from django.contrib import admin

# Register your models here.
from .models import Languageskill

admin.site.register(Languageskill)

<filename>backend/languageskills/admin.py
from django.contrib import admin

# Register your models here.
from .models import Languageskill

admin.site.register(Languageskill)

# Register your models here.