fix: SSH update modal polls locally, collapsed log by default (v0.5.9)

Modal owns job poll and completion UI with countdown; log hidden until user clicks Показать лог; db.refresh on remote-job; cache-bust poll requests.

frontend/src/components/HostActionLogStack.vue

@@ -3,6 +3,7 @@
     <template v-for="entry in hostRemoteActionLogs" :key="entry.id">
       <HostActionLogModal
         v-if="entry.open"
+        :host-id="entry.hostId"
         :open="true"
         :title="entry.title"
         :loading="entry.loading"
@@ -12,6 +13,7 @@
         :log-visible="entry.logVisible"
         @close="closeHostRemoteActionLog(entry.id)"
         @toggle-log="toggleHostRemoteActionLog(entry.id)"
+        @finished="syncHostRemoteActionJobFinished(entry.id, $event)"
       />
     </template>
   </div>
@@ -23,6 +25,7 @@ import HostActionLogModal from "./HostActionLogModal.vue";
 import {
   closeHostRemoteActionLog,
   hostRemoteActionLogs,
+  syncHostRemoteActionJobFinished,
   toggleHostRemoteActionLog,
 } from "../composables/useHostRemoteAction";