Fix: prevent workflow passwords field type error (#13552)

src-ui/src/app/components/common/edit-dialog/workflow-edit-dialog/workflow-edit-dialog.component.spec.ts

@@ -1019,4 +1019,28 @@ describe('WorkflowEditDialogComponent', () => {
       'pass3',
     ])
   })
+
+  it('should parse passwords again when retrying a failed save', () => {
+    component.object = {
+      name: 'Workflow with blank Passwords',
+      id: 1,
+      order: null,
+      enabled: true,
+      triggers: [],
+      actions: [
+        {
+          id: 1,
+          type: WorkflowActionType.PasswordRemoval,
+          passwords: [],
+        },
+      ],
+    }
+    component.ngOnInit()
+
+    component.save()
+    component.objectForm.get('order').setValue(1)
+
+    expect(() => component.save()).not.toThrow()
+    expect(component.objectForm.get('actions').value[0].passwords).toEqual([])
+  })
 })

src-ui/src/app/components/common/edit-dialog/workflow-edit-dialog/workflow-edit-dialog.component.ts

@@ -1207,9 +1207,8 @@ export class WorkflowEditDialogComponent
     return passwords.join('\n')
   }
 
-  private parsePasswords(value: string = ''): string[] {
-    return value
-      .split(/[\n,]+/)
+  private parsePasswords(value: string | string[] = ''): string[] {
+    return (Array.isArray(value) ? value : value.split(/[\n,]+/))
       .map((entry) => entry.trim())
       .filter((entry) => entry.length > 0)
   }