fix: add datetime_object_hook to SQLite store deserialization (#134)

Co-authored-by: Rares Polenciuc <rarepolz@amazon.com>

Author: rarepolz

src/aws_durable_execution_sdk_python_testing/stores/sqlite.py

@@ -17,7 +17,10 @@
 from aws_durable_execution_sdk_python_testing.stores.base import (
     ExecutionStore,
 )
-from aws_durable_execution_sdk_python_testing.stores.filesystem import DateTimeEncoder
+from aws_durable_execution_sdk_python_testing.stores.filesystem import (
+    DateTimeEncoder,
+    datetime_object_hook,
+)
 
 
 class SQLiteExecutionStore(ExecutionStore):
@@ -122,7 +125,9 @@ def load(self, execution_arn: str) -> Execution:
             if not row:
                 raise ResourceNotFoundException(f"Execution {execution_arn} not found")
 
-            return Execution.from_dict(json.loads(row[0]))
+            return Execution.from_dict(
+                json.loads(row[0], object_hook=datetime_object_hook)
+            )
         except sqlite3.Error as e:
             raise RuntimeError(f"Failed to load execution {execution_arn}: {e}") from e
         except json.JSONDecodeError as e:
@@ -217,7 +222,11 @@ def query(
             executions: list[Execution] = []
             for durable_execution_arn, data in rows:
                 try:
-                    executions.append(Execution.from_dict(json.loads(data)))
+                    executions.append(
+                        Execution.from_dict(
+                            json.loads(data, object_hook=datetime_object_hook)
+                        )
+                    )
                 except (json.JSONDecodeError, ValueError) as e:
                     # Log corrupted data but continue with other records
                     print(