feat(app): add studentOnly pages and new routes

Add routes for modules, users, notes import, recap, and islands edit.
Update middleware to filter pages based on user role.

feat(admin): add modal for assigning teaching, replace delete icon with SVG

refactor(server): rename port variable to uppercase and add env support
feat(admin): add enseignants, users, filtering and role colors

refactor(AdminRoles): improve role UI and add permission mapping

feat(admin-users): add role colors, role filter, and modal for creating users

feat(admin): add EditModule component for module editing

feat(admin): add EditUser page for editing users and managing enseignements

feat(promo-select): display id and name in options for promo dropdown

feat: add edit module/user routes, inline coeff editing, UI tweaks

refactor: UI – icons, modal overlay, grid, subtitles, import margin

routes/(apps)/students/(_islands)/ConsultStudents.tsx

@@ -67,6 +67,7 @@ export default function ConsultStudents() {
           class="btn btn-primary"
           href="/students/upload"
           f-partial="/students/partials/upload"
+          style="margin-left: auto"
         >
           Importer xlsx
         </a>
@@ -128,14 +129,34 @@ export default function ConsultStudents() {
                             href={`/students/edit/${s.numEtud}`}
                             f-client-nav={false}
                           >
-                            ✏
+                            <svg
+                              width="14"
+                              height="14"
+                              viewBox="0 0 24 24"
+                              fill="none"
+                              stroke="currentColor"
+                              stroke-width="2"
+                            >
+                              <path d="M17 3a2.85 2.85 0 1 1 4 4L7.5 20.5 2 22l1.5-5.5Z" />
+                            </svg>
                           </a>
                           <button
                             type="button"
                             class="btn btn-sm btn-danger"
                             onClick={() => deleteStudent(s.numEtud)}
                           >
-                            🗑
+                            <svg
+                              width="14"
+                              height="14"
+                              viewBox="0 0 24 24"
+                              fill="none"
+                              stroke="currentColor"
+                              stroke-width="2"
+                            >
+                              <path d="M3 6h18" />
+                              <path d="M8 6V4a2 2 0 0 1 2-2h4a2 2 0 0 1 2 2v2" />
+                              <rect x="5" y="6" width="14" height="16" rx="1" />
+                            </svg>
                           </button>
                         </div>
                       </td>