add v2 session auth api

src/c3nav/api/newapi.py

@@ -0,0 +1,16 @@
+from django.conf import settings
+from ninja import Router as APIRouter
+from ninja import Schema
+
+auth_api_router = APIRouter(tags=["auth"])
+
+
+class APITokenSchema(Schema):
+    token: str
+
+
+@auth_api_router.get('/session/', response=APITokenSchema,
+                     summary="Get session API token")
+def session_token(request):
+    print()
+    return {"token": request.COOKIES.get(settings.SESSION_COOKIE_NAME, 'anonymous')}