feat(backend): create custom admin site

backend/base_app/admin.py

@@ -2,15 +2,31 @@ from django.contrib import admin
 from django.contrib.auth.admin import UserAdmin
 from django.contrib.auth.forms import UserChangeForm
 from rest_framework.authtoken.admin import TokenAdmin
+from django.urls import path
 
-from .models import User
+from base_app.models import User
+
+# create a custom admin site
+from base_app.views import trigger_cron
+
+
+class CustomAdminSite(admin.AdminSite):
+    """
+    Custom admin site used to add a trigger_cron view
+    on the admin site provided by django
+    """
+    def get_urls(self):
+        urls = super().get_urls()
+        urls += [path("trigger_cron/", self.admin_view(trigger_cron))]
+        return urls
+
+
+admin_site = CustomAdminSite(name="custom_admin_site")
 
 
 # Handling of the registration of the custom User model to make sure
 # we can see all the fields.
 # taken from: https://stackoverflow.com/a/15013810
-
-
 class CustomUserChangeForm(UserChangeForm):
     class Meta(UserChangeForm.Meta):
         model = User
@@ -27,7 +43,7 @@ class CustomUserAdmin(UserAdmin):
     )
 
 
-admin.site.register(User, CustomUserAdmin)
+admin_site.register(User, CustomUserAdmin)
 
 # Pour la génération de token dans l'administration du site.
 TokenAdmin.raw_id_fields = ("user",)