fix: show assignee in dashboard deadlines, untrack .env, update gitignore

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

client/src/pages/Dashboard.jsx

@@ -503,7 +503,12 @@ export default function Dashboard() {
                       <div className={`w-2 h-2 rounded-full ${(PRIORITY_CONFIG[task.priority] || PRIORITY_CONFIG.medium).color}`} />
                       <div className="flex-1 min-w-0">
                         <p className="text-sm font-medium text-text-primary truncate">{task.title}</p>
-                        <StatusBadge status={task.status} size="xs" />
+                        <div className="flex items-center gap-2 mt-0.5">
+                          <StatusBadge status={task.status} size="xs" />
+                          {task.assignedName && (
+                            <span className="text-xs text-text-tertiary truncate">{task.assignedName}</span>
+                          )}
+                        </div>
                       </div>
                       <div className="flex items-center gap-1 text-xs text-text-tertiary shrink-0">
                         <Clock className="w-3.5 h-3.5" />