storage Directory Reference

Directory dependency graph for storage:

Files
	audit_entry.cpp
	AuditEntry JSON serialization implementation.
	audit_logger.cpp
	AuditLogger implementation — JSONL recording and hook callback.
	backend.cpp
	SqliteStorageBackend implementation.
	c_interface.cpp
	C boundary implementation for i_storage_backend.h.
	database.cpp
	SqliteDatabase implementation with migration runner.
	permission_persister.cpp
	PermissionPersister implementation using string-based YAML editing.