fix: trips admin shows only users with trips.record permission

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

src/admin/pages/TripsAdmin.tsx

@@ -127,7 +127,7 @@ export default function TripsAdmin() {
       try {
         const [vRes, uRes, csRes] = await Promise.all([
           apiFetch(`${API_BASE}/vehicles`),
-          apiFetch(`${API_BASE}/users?limit=1000`),
+          apiFetch(`${API_BASE}/trips/users`),
           apiFetch(`${API_BASE}/company-settings`),
         ]);
         const vJson = await vRes.json();
@@ -136,14 +136,7 @@ export default function TripsAdmin() {
         if (vJson.success) setVehicles(vJson.data);
         if (csJson.success) setCompanyName(csJson.data.company_name || "");
         if (uJson.success) {
-          setUsers(
-            uJson.data.map(
-              (u: { id: number; first_name: string; last_name: string }) => ({
-                id: u.id,
-                name: `${u.first_name} ${u.last_name}`,
-              }),
-            ),
-          );
+          setUsers(uJson.data);
         }
       } catch {
         // silently fail, filters will just be empty