add: add like model, api, admin

core/apps/accounts/admin/__init__.py

@@ -0,0 +1,2 @@
+from .user import *
+from .like import *

core/apps/accounts/admin/like.py

@@ -0,0 +1,8 @@
+from django.contrib import admin 
+
+from core.apps.accounts.models import Like
+
+
+@admin.register(Like)
+class LikeAdmin(admin.ModelAdmin):
+    list_display = ['id', 'user', 'product']

core/apps/accounts/admin/user.py

@@ -0,0 +1,9 @@
+from django.contrib import admin 
+from django.contrib.auth.admin import UserAdmin as DjangoUserAdmin
+
+from core.apps.accounts.models import User
+
+
+@admin.register(User)
+class UserAdmin(DjangoUserAdmin):
+    pass