improve serialization for workflow interrupt

Author: ilvalerione

src/Workflow/Persistence/DatabasePersistence.php

@@ -30,9 +30,7 @@ public function save(string $workflowId, WorkflowInterrupt $interrupt): void
 
         $stmt->execute([
             'id' => $workflowId,
-            'interrupt' => base64_encode(
-                serialize($interrupt)
-            ), // Simple Base64 string is compatible with all databases
+            'interrupt' => serialize($interrupt)
         ]);
     }
 

src/Workflow/Persistence/EloquentPersistence.php

@@ -27,9 +27,7 @@ public function save(string $workflowId, WorkflowInterrupt $interrupt): void
         $model->newQuery()->updateOrCreate([
             'workflow_id' => $workflowId,
         ], [
-            'interrupt' => base64_encode(
-                serialize($interrupt)
-            ), // Simple Base64 string is compatible with all databases
+            'interrupt' => serialize($interrupt)
         ]);
     }