Refactor AI Agent configuration and workflow handling

- Removed runtime mode handling from AIAgentConfigWorkbench and related components.
- Updated tests to reflect changes in AI Agent policy copy and configuration.
- Changed terminology from "workflow" to "revision" in various components and API responses.
- Simplified agent binding logic in channel editing.
- Cleaned up unused variables and types related to runtime modes.
- Updated localization files for consistency with new terminology.

internal/builders/agent_revision_builder.go

@@ -14,7 +14,7 @@ func BuildAgentRevision(item *models.AgentRevision) response.AgentRevisionRespon
 		publishedAt = item.PublishedAt.Format("2006-01-02 15:04:05")
 	}
 	return response.AgentRevisionResponse{
-		ID: item.ID, AgentID: item.AgentID, Revision: item.Revision, WorkflowVersionID: item.WorkflowVersionID,
+		ID: item.ID, AgentID: item.AgentID, Revision: item.Revision,
 		Status: item.Status, DefinitionHash: item.DefinitionHash, PublishedAt: publishedAt,
 		PublishedByID: item.PublishedByID, PublishedByName: item.PublishedByName,
 	}

internal/builders/agent_run_builder.go

@@ -18,7 +18,6 @@ func BuildAgentRun(item *models.AgentRun) response.AgentRunResponse {
 		AgentRevisionID:  item.AgentRevisionID,
 		SourceMessageID:  item.SourceMessageID,
 		WorkflowRunID:    item.WorkflowRunID,
-		EngineCode:       item.EngineCode,
 		Status:           item.Status,
 		PromptTokens:     item.PromptTokens,
 		CompletionTokens: item.CompletionTokens,