feat: added time endpoints

solution/services/backend/api/v1/time/views.py

@@ -0,0 +1,25 @@
+from http import HTTPStatus as status
+
+from django.core.cache import cache
+from django.http import HttpRequest
+from ninja import Router
+
+from api.v1 import schemas as global_schemas
+from api.v1.time import schemas
+
+router = Router(tags=["time"])
+
+
+@router.post(
+    "/advance",
+    response={
+        status.OK: schemas.CurrentDate,
+        status.BAD_REQUEST: global_schemas.BadRequestError,
+    },
+)
+def advance_time(
+    request: HttpRequest, new_date: schemas.CurrentDate
+) -> tuple[status, schemas.CurrentDate]:
+    cache.set("current_date", new_date.current_date)
+
+    return status.OK, schemas.CurrentDate(current_date=new_date.current_date)