How to make origam/ftp running with architect

It seems origam ftp plugin is targeted to .NET6.0, whereas architect is .NETFramwork 4.7.2.
How can I use the plugin with architect?

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Error when processing a work queue command.
Class Origam.Ftp.FtpServiceAgent from assembly  Origam.Ftp was not found.
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Class Origam.Ftp.FtpServiceAgent from assembly  Origam.Ftp was not found.
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 Stack trace
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   at Origam.Workflow.WorkflowServiceAgent.ExecuteWorkflow(Guid workflowId, Hashtable parameters)
   at Origam.Workflow.WorkflowServiceAgent.Run()
   at Origam.Workbench.Services.CoreServices.WorkflowService.ExecuteWorkflow(Guid workflowId, QueryParameterCollection parameters, String transactionId)
   at Origam.Workflow.WorkQueue.WorkQueueService.HandleWorkflow(String queueClass, DataTable selectedRows, String command, String param1, String param2, String transactionId)
   at Origam.Workflow.WorkQueue.WorkQueueService.HandleAction(Guid queueId, String queueClass, DataTable selectedRows, Guid commandType, String command, String param1, String param2, Boolean lockItems, Object errorQueueId, String transactionId)
   at Origam.Workflow.WorkQueue.WorkQueueService.HandleAction(Guid queueId, String queueClass, DataTable selectedRows, Guid commandType, String command, String param1, String param2, Object errorQueueId)
   at OrigamArchitect.WorkQueueWindow.link_LinkClicked(Object sender, LinkLabelLinkClickedEventArgs e)