fix: platform-specific placeholder in agent update log modal (v0.5.13)

Windows WinRM updates no longer show the Linux /var/log/update_script.log hint while output is still empty.

frontend/src/views/HostsView.vue

@@ -135,6 +135,8 @@ import { isAgentVersionOutdated } from "../utils/agentVersion";
 import {
   isGitAgentUpgradeAvailable,
   remoteActionKindForHost,
+  remoteActionLogPlaceholder,
+  remoteActionLogPlaceholderFromTitle,
   remoteActionTitleForHost,
 } from "../utils/hostAgentUpgrade";
 import {
@@ -289,7 +291,12 @@ async function startAgentUpgrade(h: HostSummary) {
   }
   const kind = remoteActionKindForHost(h);
   if (!kind) return;
-  void runHostRemoteAction(h.id, remoteActionTitleForHost(h), kind);
+  void runHostRemoteAction(
+    h.id,
+    remoteActionTitleForHost(h),
+    kind,
+    remoteActionLogPlaceholder(h, kind),
+  );
 }
 
 function openHost(id: number) {
@@ -450,7 +457,11 @@ interface HostDeleteResponse {
 
 async function onManualAddStarted(payload: { hostId: number; title: string }) {
   await loadHosts();
-  void pollHostRemoteAction(payload.hostId, payload.title);
+  void pollHostRemoteAction(
+    payload.hostId,
+    payload.title,
+    remoteActionLogPlaceholderFromTitle(payload.title),
+  );
 }
 
 async function confirmDelete(h: HostSummary) {