chore(event-handler): Add debug logging to appsync resolver

Author: Michael Brewer

aws_lambda_powertools/event_handler/appsync.py

@@ -1,8 +1,11 @@
+import logging
 from typing import Any, Callable
 
 from aws_lambda_powertools.utilities.data_classes import AppSyncResolverEvent
 from aws_lambda_powertools.utilities.typing import LambdaContext
 
+logger = logging.getLogger(__name__)
+
 
 class AppSyncResolver:
     """
@@ -51,6 +54,7 @@ def resolver(self, type_name: str = "*", field_name: str = None):
         """
 
         def register_resolver(func):
+            logger.debug(f"Adding resolver `{func.__name__}` for field `{type_name}.{field_name}`")
             self._resolvers[f"{type_name}.{field_name}"] = {"func": func}
             return func