Fix

backend/src/routes/tickets.js

@@ -242,6 +242,21 @@ router.patch('/:id/status', requireAdmin, (req, res) => {
   res.json({ ok: true });
 });
 
+// ── PATCH /api/tickets/:id/categorize — modifier type et pages ───────────────
+router.patch('/:id/categorize', (req, res) => {
+  const { id: userId, role } = req.user;
+  const isAdmin = role === 'admin';
+
+  const ticket = db.prepare('SELECT * FROM tickets WHERE id = ?').get(req.params.id);
+  if (!ticket) return res.status(404).json({ error: 'Ticket introuvable' });
+  if (!isAdmin && ticket.user_id !== userId) return res.status(403).json({ error: 'Accès refusé' });
+
+  const { ticket_type, ticket_pages } = req.body;
+  db.prepare("UPDATE tickets SET ticket_type = ?, ticket_pages = ?, updated_at = datetime('now') WHERE id = ?")
+    .run(ticket_type ?? null, ticket_pages ?? null, req.params.id);
+  res.json({ ok: true });
+});
+
 // ── PATCH /api/tickets/:id/assign — assigner à un admin ──────────────────────
 router.patch('/:id/assign', requireAdmin, (req, res) => {
   const { assigned_to } = req.body; // null pour désassigner