chore: restructured project

services/backend/api/v1/time/schemas.py

@@ -0,0 +1,21 @@
+from django.core.cache import cache
+from ninja import Schema
+from pydantic import field_validator
+from pydantic.types import NonNegativeInt
+
+
+class CurrentDate(Schema):
+    current_date: NonNegativeInt
+
+    @field_validator("current_date", mode="after")
+    @classmethod
+    def check_bigger_than_setted_date(cls, value: int) -> int:
+        current_date = cache.get("current_date", default=0)
+        if value < current_date:
+            err = (
+                "current_date can't be less than setted "
+                f"date ({current_date})."
+            )
+            raise ValueError(err)
+
+        return value