sync errors

templates/index.html

@@ -11,11 +11,14 @@
         {% if next_run %} — next: {{ next_run }}{% endif %}
       </span>
     {% endif %}
+    <form method="post" action="/sync/rescan" style="display:inline">
+      <button class="btn btn-secondary" {% if sync_running %}disabled{% endif %}>Rescan remote</button>
+    </form>
     <form method="post" action="/sync" style="display:inline">
       {% if sync_running %}
         <button class="btn btn-disabled" disabled>Sync running…</button>
       {% else %}
-        <button class="btn btn-primary">Run Sync Now</button>
+        <button class="btn btn-primary" {% if cache_info.count == 0 %}title="Run 'Rescan remote' first to populate the zip list"{% endif %}>Run Sync Now</button>
       {% endif %}
     </form>
     {% if not sync_running %}
@@ -35,10 +38,21 @@
 {% if request.query_params.get("test_started") %}
   <div class="alert alert-success">Test sync started — processing 1 archive.</div>
 {% endif %}
+{% if request.query_params.get("rescan_started") %}
+  <div class="alert alert-success">Remote rescan started — this will take a few minutes. Check logs for progress.</div>
+{% endif %}
 {% if request.query_params.get("already_running") %}
   <div class="alert alert-warning">A sync is already running.</div>
 {% endif %}
 
+<div class="cache-status">
+  {% if cache_info.count > 0 %}
+    <span class="muted small">Remote cache: <strong>{{ cache_info.count }}</strong> zip(s) &mdash; last scanned {{ cache_info.last_scan[:19] if cache_info.last_scan else "never" }} UTC</span>
+  {% else %}
+    <span class="muted small" style="color:var(--warning)">Remote cache empty &mdash; first sync will run a full scan (may take several minutes).</span>
+  {% endif %}
+</div>
+
 <div class="stats-grid">
   <div class="stat-card">
     <div class="stat-value">{{ stats.total_zips }}</div>