refactor: combined duration (pages + minutes), has_annexes checkbox, remove Mo

- Remove Mo option from duration, keep only pages and minutes
- Redesign duration fieldset: separate Pages input + Durée h:m inputs, both can be set together
- Fix minutes input visibility: wider inputs (6ch), proper CSS layout
- Add has_annexes checkbox to fichiers fragment + DB column + controllers
- Display duration on admin backoffice recap page
- Display duration on public partage recap page
- Update public TFE page for new combined duration format
- Migration 041: add duration_pages, duration_minutes, has_annexes columns; migrate data; recreate views

app/public/admin/edit.php

@@ -45,6 +45,9 @@ $formData = array_merge($formData, [
     'lien'             => $thesis['baiu_link'] ?? '',
     'contact_public'   => $contactPublic ?? false,
     'contact_interne'  => $contactInterne ?? '',
+    'duration_pages'   => $currentRaw['duration_pages'] ?? null,
+    'duration_minutes' => $currentRaw['duration_minutes'] ?? null,
+    'has_annexes'      => $currentRaw['has_annexes'] ?? false,
 ]);
 
 // Build jury arrays
@@ -144,8 +147,7 @@ extract(FormBootstrap::adminFormVariables(
         'currentFiles'          => $currentFiles ?? [],
         'currentContextNote'    => $currentContextNote ?? null,
         'currentContactVisible' => $currentContactVisible ?? null,
-        'currentDurationValue'  => $currentDurationValue ?? null,
-        'currentDurationUnit'   => $currentDurationUnit ?? 'pages',
+
         'contactInterne'        => $contactInterne ?? null,
         'contactPublic'         => $contactPublic ?? false,
         'showCoverPreview'      => true,
@@ -161,8 +163,9 @@ $formData['license_custom'] = $currentRaw['license_custom'] ?? '';
 $formData['cc2r']           = $currentRaw['cc2r'] ?? false;
 
 // Duration variables for the form template
-$durationValue = $currentDurationValue ?? null;
-$durationUnit  = $currentDurationUnit ?? 'pages';
+$durationPages  = $currentRaw['duration_pages'] ?? null;
+$durationMins   = $currentRaw['duration_minutes'] ?? null;
+$hasAnnexes     = $currentRaw['has_annexes'] ?? false;
 
 // Asset arrays and page chrome
 $isAdmin        = true;