fix: use agnostic memory database instead of SQLite

Author: azmeuk

CHANGELOG.md

@@ -7,6 +7,12 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 Versions follow [Semantic Versioning](https://semver.org/>) (<major>.<minor>.<patch>).
 
+## [0.2.3] - Unreleased
+
+### Fixed
+
+- Use in-memory agnostic database instead of SQLite.
+
 ## [0.2.2] - 2025-06-25
 
 ### Fixed

pytest_iam/__init__.py

@@ -194,6 +194,7 @@ def iam_configuration(tmp_path_factory, iam_server_port) -> dict[str, Any]:
         "PREFERRED_URL_SCHEME": "http",
         "SERVER_NAME": f"localhost:{iam_server_port}",
         "CANAILLE": {
+            "DATABASE": "memory",
             "ENABLE_REGISTRATION": True,
             "JAVASCRIPT": False,
             "ACL": {