fix #1144 (#1207)

* fix #1144

* fix type checks

* refactor test routes package

* fix #1208

* unify test routes into module

tests/utils/routes/_base.py

@@ -0,0 +1,17 @@
+from pydantic import UUID4
+
+
+def v1(route: str) -> str:
+    return f"/api{route}"
+
+
+class RoutesBase:
+    prefix = "/api"
+    base = f"{prefix}/"
+
+    def __init__(self) -> None:
+        raise NotImplementedError("This class is not meant to be instantiated.")
+
+    @classmethod
+    def item(cls, item_id: int | str | UUID4) -> str:
+        return f"{cls.base}/{item_id}"