use contract for api request

web/contract/console/apps.ts

@@ -0,0 +1,15 @@
+import type { WorkflowOnlineUsersResponse } from '@/models/app'
+import { type } from '@orpc/contract'
+import { base } from '../base'
+
+export const workflowOnlineUsersContract = base
+  .route({
+    path: '/apps/workflows/online-users',
+    method: 'GET',
+  })
+  .input(type<{
+    query: {
+      workflow_ids: string
+    }
+  }>())
+  .output(type<WorkflowOnlineUsersResponse>())