Support strictness mode in AggregatorBackendConfig

ref Open-EO/openeo-python-driver#322

Author: soxofaan

setup.py

@@ -35,7 +35,7 @@
         "requests",
         "attrs",
         "openeo>=0.38.0",
-        "openeo_driver>=0.132.0.dev",
+        "openeo_driver>=0.133.0.a4.dev",
         "flask~=2.0",
         "gunicorn~=20.0",
         "python-json-logger>=2.0.0",

src/openeo_aggregator/config/config.py

@@ -4,7 +4,7 @@
 from typing import Callable, Dict, List, Optional, Protocol, Union
 
 import attrs
-from openeo_driver.config import OpenEoBackendConfig
+from openeo_driver.config import OpenEoBackendConfig, openeo_backend_config_class
 from openeo_driver.config.load import ConfigGetter
 from openeo_driver.server import build_backend_deploy_metadata
 from openeo_driver.utils import smart_bool
@@ -46,7 +46,7 @@ def __call__(self, process_id: str, backend_id: str, experimental: bool) -> bool
         ...
 
 
-@attrs.frozen(kw_only=True)
+@openeo_backend_config_class
 class AggregatorBackendConfig(OpenEoBackendConfig):
 
     capabilities_backend_version: str = openeo_aggregator.about.__version__