diff --git a/models.py b/models.py
index 413b052..dc704a1 100644
--- a/models.py
+++ b/models.py
@@ -1073,7 +1073,24 @@ def get_user_active_shifts(user_id: int):
 
 # ─── Admin Dashboard ──────────────────────────────────────────────────────────
 
+_admin_stats_cache: dict | None = None
+_admin_stats_cached_at: datetime.datetime | None = None
+_ADMIN_STATS_TTL_S = 60  # seconds
+
+
+def invalidate_admin_stats_cache():
+    global _admin_stats_cache, _admin_stats_cached_at
+    _admin_stats_cache = None
+    _admin_stats_cached_at = None
+
+
 def get_admin_dashboard_stats():
+    global _admin_stats_cache, _admin_stats_cached_at
+    now = datetime.datetime.now()
+    if (_admin_stats_cache is not None and _admin_stats_cached_at is not None
+            and (now - _admin_stats_cached_at).total_seconds() < _ADMIN_STATS_TTL_S):
+        return _admin_stats_cache
+
     conn = None
     try:
         conn = get_connection()
@@ -1123,7 +1140,7 @@ def get_admin_dashboard_stats():
         )
         ai_analyses_30d = cur.fetchone()["n"]
         cur.close()
-        return {
+        result = {
             "user_stats":      user_stats,
             "total_sites":     total_sites,
             "total_users":     total_users,
@@ -1132,6 +1149,9 @@ def get_admin_dashboard_stats():
             "bids_due_soon":   bids_due_soon,
             "ai_analyses_30d": ai_analyses_30d,
         }
+        _admin_stats_cache = result
+        _admin_stats_cached_at = now
+        return result
     finally:
         if conn:
             conn.close()
diff --git a/routes/ai_summary.py b/routes/ai_summary.py
index e2326ab..2051517 100644
--- a/routes/ai_summary.py
+++ b/routes/ai_summary.py
@@ -108,7 +108,7 @@ def analyze():
                f"AI analysis on {len(file_names)} file(s). Verdict: {result.get('verdict')}.")
 
     return jsonify({"analysis_id": analysis_id, "model": model,
-                   "file_count": len(file_names), **result})
+                   "file_count": len(file_names), "file_errors": errors, **result})
 
 
 # Magic-byte signatures for each supported binary format.
diff --git a/static/js/app.js b/static/js/app.js
index 7ec0aa4..515a039 100644
--- a/static/js/app.js
+++ b/static/js/app.js
@@ -75,7 +75,7 @@ document.addEventListener('DOMContentLoaded', () => {
       alert.style.transition = 'opacity 0.5s';
       alert.style.opacity = '0';
       setTimeout(() => alert.remove(), 500);
-    }, 5000);
+    }, 7000);
   });
 });
 
diff --git a/templates/ai_summary.html b/templates/ai_summary.html
index cf1ad5d..2073920 100644
--- a/templates/ai_summary.html
+++ b/templates/ai_summary.html
@@ -358,7 +358,13 @@ async function runAnalysis() {
 
   var btn = document.getElementById('btn-analyze');
   btn.disabled    = true;
-  btn.textContent = '⏳ Analysing…';
+
+  var _elapsed = 0;
+  var _elapsedTimer = setInterval(function() {
+    _elapsed++;
+    btn.textContent = '⏳ Analysing… ' + _elapsed + 's';
+  }, 1000);
+  btn.textContent = '⏳ Analysing… 0s';
 
   document.getElementById('ai-output').innerHTML =
     '<div class="ai-placeholder"><p class="text-muted">Running AI analysis… this may take a moment.</p></div>';
@@ -384,11 +390,21 @@ async function runAnalysis() {
       data.model        = model || '{{ groq_model }}';
       data.criteria_count = {{ criteria | selectattr('is_active') | list | length }};
       showResult(data);
+      if (data.file_errors && data.file_errors.length) {
+        var warn = document.createElement('div');
+        warn.className = 'alert alert-warning';
+        warn.style.cssText = 'margin:.75rem 0 0';
+        warn.innerHTML = '⚠ ' + data.file_errors.length + ' file(s) skipped:<ul style="margin:.25rem 0 0 1.25rem;padding:0">'
+          + data.file_errors.map(function(e){ return '<li>' + escHtml(e) + '</li>'; }).join('')
+          + '</ul>';
+        document.getElementById('ai-output').prepend(warn);
+      }
     }
   } catch(e) {
     document.getElementById('ai-output').innerHTML =
       '<div class="alert alert-danger" style="margin:1rem">Request failed: ' + escHtml(String(e)) + '</div>';
   } finally {
+    clearInterval(_elapsedTimer);
     btn.disabled    = false;
     btn.textContent = '🔍 Analyze with AI';
   }
diff --git a/templates/bid_tracker.html b/templates/bid_tracker.html
index f2b4093..cd3801f 100644
--- a/templates/bid_tracker.html
+++ b/templates/bid_tracker.html
@@ -91,7 +91,7 @@
           </div>
           <div class="form-group">
             <label>Due Date</label>
-            <input type="date" name="due_date">
+            <input type="date" name="due_date" id="add-bid-due-date">
           </div>
         </div>
         <div class="form-group">
@@ -481,6 +481,9 @@ function esc(str) {
 
 /* ── Init ───────────────────────────────────────────────── */
 loadBids();
+
+/* Set today as the minimum selectable due date for new bids */
+document.getElementById('add-bid-due-date').min = new Date().toISOString().slice(0, 10);
 </script>
 
 <style>