chore: sync GovOPlaN module split state

webui/src/features/campaigns/CampaignWorkspace.tsx

@@ -1,5 +1,6 @@
 import { useEffect, useState } from "react";
 import { Navigate, Route, Routes, useLocation, useNavigate, useParams } from "react-router-dom";
+import { useGuardedNavigate } from "@govoplan/core-webui";
 import type { ApiSettings, AuthInfo, CampaignWorkspaceSection } from "../../types";
 import SectionSidebar from "../../layout/SectionSidebar";
 import CampaignOverviewPage from "./CampaignOverviewPage";
@@ -17,7 +18,6 @@ import SendWizard from "./wizard/SendWizard";
 import CampaignJsonView from "./CampaignJsonView";
 import CampaignReportPage from "./CampaignReportPage";
 import CampaignAuditPage from "./CampaignAuditPage";
-import { useCampaignUnsavedChanges } from "./context/UnsavedChangesContext";
 
 const sectionPaths: Record<CampaignWorkspaceSection, string> = {
   overview: "",
@@ -44,7 +44,7 @@ export default function CampaignWorkspace({ settings, auth }: { settings: ApiSet
 function CampaignWorkspaceInner({ settings, auth }: { settings: ApiSettings; auth: AuthInfo }) {
   const { campaignId } = useParams();
   const navigate = useNavigate();
-  const { requestNavigation } = useCampaignUnsavedChanges();
+  const guardedNavigate = useGuardedNavigate();
   const location = useLocation();
   const active = sectionFromPath(location.pathname);
   const urlVersionId = new URLSearchParams(location.search).get("version");
@@ -73,7 +73,7 @@ function CampaignWorkspaceInner({ settings, auth }: { settings: ApiSettings; aut
     const query = params.toString();
     const target = query ? `${pathname}?${query}` : pathname;
     if (`${location.pathname}${location.search}` === target) return;
-    requestNavigation(() => navigate(target));
+    guardedNavigate(target);
   }
 
   return (