Use database fleet registry and gate RCON polling on container readiness

src/lib/ui/components/PlayerRoster.svelte

@@ -23,7 +23,9 @@
     }
 </script>
 
-{#if health === 'offline'}
+{#if health === 'starting'}
+    <div class="state empty">Server starting</div>
+{:else if health === 'offline'}
     <div class="state offline">server unreachable</div>
 {:else if !roster || roster.length === 0}
     <div class="state empty">lobby is empty</div>

src/lib/ui/components/ServerCard.svelte

@@ -63,7 +63,7 @@
             .sort((a, b) => b.score - a.score)
             .slice(0, 3)
     );
-    let showRoster = $derived(health !== 'offline');
+    let showRoster = $derived(health === 'online' || health === 'stale');
     let mapLabel = $derived(map ?? '—');
     let gtLabel = $derived(gametypeLabel(gametype));
 
@@ -72,7 +72,7 @@
     let gameInProgress = $derived(!!gameStartedAt && !gameEndedAt && !!activeSince);
     let gameElapsed = $derived(gameInProgress ? elapsedSince(gameStartedAt, $uiNow) : null);
     let showTiming = $derived(
-        health !== 'offline' && (activeElapsed !== null || inactiveElapsed !== null || gameElapsed !== null)
+        showRoster && (activeElapsed !== null || inactiveElapsed !== null || gameElapsed !== null)
     );
 
     // Shared-element transition to /servers/{name} — Chromium only, others
@@ -97,7 +97,9 @@
             <StatusPip {health} />
             <strong class="name">{name}</strong>
         </div>
-        {#if health === 'offline'}
+        {#if health === 'starting'}
+            <Badge variant="info" uppercase>Starting</Badge>
+        {:else if health === 'offline'}
             <Badge variant="danger" uppercase>offline</Badge>
         {:else}
             <div class="players" aria-live="polite">
@@ -119,7 +121,7 @@
         {/if}
     </div>
 
-    <RoundTelemetry {name} />
+    {#if showRoster}<RoundTelemetry {name} />{/if}
 
     {#if showTiming}
         <div class="timing">

src/lib/ui/components/StatusDot.svelte

@@ -26,7 +26,7 @@
         background: var(--spark-500);
         animation: electric-pulse 1.6s ease-in-out infinite;
     }
-    .dot-stale {
+    .dot-stale, .dot-starting {
         background: var(--amber-500);
         box-shadow: var(--amber-glow);
     }

src/lib/ui/components/primitives/StatusPip.svelte

@@ -11,13 +11,14 @@
 
     let toneClass = $derived(
         health === 'online' ? 't-online' :
-        health === 'stale'  ? 't-warning' :
+        health === 'stale' || health === 'starting' ? 't-warning' :
                               't-danger'
     );
 
     let announceLabel = $derived(
         label ?? (
             health === 'online' ? 'online' :
+            health === 'starting' ? 'starting' :
             health === 'stale'  ? 'stale'  :
                                   'offline'
         )