feat(web): add import flow functionality

packages/web/src/hooks/useImportFlow.js

@@ -0,0 +1,15 @@
+import { useMutation } from '@tanstack/react-query';
+
+import api from 'helpers/api';
+
+export default function useImportFlow() {
+  const mutation = useMutation({
+    mutationFn: async (flowData) => {
+      const { data } = await api.post('/v1/flows/import', flowData);
+
+      return data;
+    },
+  });
+
+  return mutation;
+}