ui: remove drift repair panel from Campaigns

src/routes/campaigns/+page.svelte

@@ -8,7 +8,6 @@
     import { serverTitle } from '$ui/server-labels.js';
     import StatusBadge from '$ui/components/primitives/StatusBadge.svelte';
     import ListFooter from '$ui/components/primitives/ListFooter.svelte';
-    import Card from '$ui/components/primitives/Card.svelte';
     import Badge from '$ui/components/primitives/Badge.svelte';
     import Button from '$ui/components/primitives/Button.svelte';
     import SectionHeader from '$ui/components/primitives/SectionHeader.svelte';
@@ -148,12 +147,6 @@
     {#if loading}
         <div class="loading">Loading…</div>
     {:else}
-        <Card padding="lg">
-            <div class="watchdog-link">
-                <div><h2>Automatic drift repair</h2><p>Watchdog detects drift and rebuilds affected servers with the promoted setup. Repair campaigns remain in this history.</p></div>
-                <Button href={serverFilter ? `/watchdog?kind=drift&server=${encodeURIComponent(serverFilter)}` : '/watchdog?kind=drift'}>Open Watchdog</Button>
-            </div>
-        </Card>
         <label class="server-filter">Server <input type="search" bind:value={serverFilter} oninput={event => { serverFilter = event.currentTarget.value; saveContext(true); }} placeholder="Filter campaigns by server name" /></label>
 
         <!-- Active pipelines -->
@@ -259,9 +252,6 @@
 {/snippet}
 
 <style>
-    .watchdog-link { display: flex; align-items: center; justify-content: space-between; gap: 24px; flex-wrap: wrap; }
-    .watchdog-link h2 { margin: 0 0 8px; font-size: var(--text-md); }
-    .watchdog-link p { margin: 0; max-width: 680px; font-size: var(--text-sm); color: var(--text-secondary); line-height: 1.6; }
     .server-filter { display: grid; gap: 8px; max-width: 400px; font-size: var(--text-sm); color: var(--text-secondary); }
     .server-filter input { padding: 10px 12px; background: var(--surface-sunken); color: var(--text-primary); border: 1px solid var(--border-control); border-radius: var(--radius-sm); font: inherit; }
     .result { padding: 16px; border: 1px solid var(--state-online); border-radius: var(--radius-md); line-height: 1.6; }