refactor(users): eliminar columna orden, listar alfabéticamente

- Migración 012: ALTER TABLE users DROP COLUMN orden
- Lookups: abogadoNames y allUsers ordenan por name ASC
- API admin: create/update_user dejan de leer/escribir orden
- UI admin: removida la columna "Orden" de la tabla y el input
  "Orden" del modal de usuario

public/admin/api.php

@@ -46,7 +46,6 @@ try {
         $name   = trim((string)($b['name'] ?? ''));
         $role   = in_array(($b['role'] ?? ''), ROLES, true) ? $b['role'] : 'usuario';
         $activo = (int)($b['activo'] ?? 1) === 1 ? 1 : 0;
-        $orden  = (int)($b['orden'] ?? 0);
 
         // Solo admins pueden crear nuevos admins
         if ($role === 'admin' && !Auth::isAdmin()) {
@@ -58,21 +57,20 @@ try {
         if ($exists->fetch()) err('Ya existe un usuario con ese email', 409);
 
         $ins = $pdo->prepare(
-            'INSERT INTO users (email, name, role, activo, orden, first_seen_at, last_login_at)
+            'INSERT INTO users (email, name, role, activo, first_seen_at, last_login_at)
-             VALUES (:email, :name, :role, :activo, :orden, NULL, NULL)'
+             VALUES (:email, :name, :role, :activo, NULL, NULL)'
         );
         $ins->execute([
             ':email' => $email, ':name' => $name, ':role' => $role,
-            ':activo' => $activo, ':orden' => $orden,
+            ':activo' => $activo,
         ]);
         $id = (int)$pdo->lastInsertId();
 
-        $sel = $pdo->prepare('SELECT id, email, name, role, activo, orden, first_seen_at, last_login_at FROM users WHERE id = :id');
+        $sel = $pdo->prepare('SELECT id, email, name, role, activo, first_seen_at, last_login_at FROM users WHERE id = :id');
         $sel->execute([':id' => $id]);
         $row = $sel->fetch();
         $row['id'] = (int)$row['id'];
         $row['activo'] = (int)$row['activo'];
-        $row['orden'] = (int)$row['orden'];
         AuditLog::log('admin', 'create_user', 'user', (string)$id, $email, ['role'=>$role, 'name'=>$name]);
         ok($row);
     }
@@ -116,25 +114,23 @@ try {
         }
 
         $name  = trim((string)($b['name'] ?? ''));
-        $orden = (int)($b['orden'] ?? 0);
 
         $upd = $pdo->prepare(
             'UPDATE users SET email = :email, name = :name, role = :role,
-                              activo = :activo, orden = :orden
+                              activo = :activo
              WHERE id = :id'
         );
         $upd->execute([
             ':email' => $newEmail, ':name' => $name, ':role' => $newRole,
-            ':activo' => $newActivo, ':orden' => $orden,
+            ':activo' => $newActivo,
             ':id' => $id,
         ]);
 
-        $sel = $pdo->prepare('SELECT id, email, name, role, activo, orden, first_seen_at, last_login_at FROM users WHERE id = :id');
+        $sel = $pdo->prepare('SELECT id, email, name, role, activo, first_seen_at, last_login_at FROM users WHERE id = :id');
         $sel->execute([':id' => $id]);
         $row = $sel->fetch();
         $row['id'] = (int)$row['id'];
         $row['activo'] = (int)$row['activo'];
-        $row['orden'] = (int)$row['orden'];
         $diff = [];
         if ($existing['role'] !== $newRole) $diff['role'] = ['from'=>$existing['role'], 'to'=>$newRole];
         if ((int)$existing['activo'] !== $newActivo) $diff['activo'] = ['from'=>(int)$existing['activo'], 'to'=>$newActivo];

sql/012_drop_users_orden.sql

@@ -0,0 +1,7 @@
+-- ============================================================
+-- Donna — Schema 012: eliminar columna users.orden
+-- ============================================================
+-- Decisión: simplificar. Las listas se ordenan alfabéticamente
+-- por nombre. No hay necesidad de un orden manual.
+
+ALTER TABLE users DROP COLUMN IF EXISTS orden;

src/Lookups.php

@@ -19,7 +19,7 @@ final class Lookups {
              WHERE activo = 1
                AND role IN ('socio','abogado')
                AND name != ''
-             ORDER BY orden ASC, name ASC"
+             ORDER BY name ASC"
         )->fetchAll();
         return array_map(fn($r) => $r['name'], $rows);
     }
@@ -43,15 +43,14 @@ final class Lookups {
      * Si $includeAdmins es false, oculta el rol admin (uso para socios).
      */
     public static function allUsers(bool $includeAdmins = true): array {
-        $sql = "SELECT id, email, name, role, activo, orden, first_seen_at, last_login_at
+        $sql = "SELECT id, email, name, role, activo, first_seen_at, last_login_at
                 FROM users";
         if (!$includeAdmins) $sql .= " WHERE role != 'admin'";
-        $sql .= " ORDER BY FIELD(role,'admin','socio','abogado','usuario'), name ASC, email ASC";
+        $sql .= " ORDER BY name ASC, email ASC";
         $rows = Db::pdo()->query($sql)->fetchAll();
         foreach ($rows as &$r) {
             $r['id']     = (int)$r['id'];
             $r['activo'] = (int)$r['activo'];
-            $r['orden']  = (int)$r['orden'];
         }
         return $rows;
     }

views/admin.html

@@ -234,7 +234,6 @@ tr.is-me td { background:#FFFBEB; font-weight:500; }
           <th>Nombre completo</th>
           <th>Rol</th>
           <th>Activo</th>
-          <th>Orden</th>
           <th>Último login</th>
           <th></th>
         </tr>
@@ -339,16 +338,8 @@ tr.is-me td { background:#FFFBEB; font-weight:500; }
           </select>
         </div>
       </div>
-      <div class="fg-row">
+      <div class="fg">
-        <div class="fg">
+        <label class="fg-check"><input type="checkbox" id="f-activo" checked> Activo — puede entrar a Donna</label>
-          <label>Orden</label>
-          <input type="number" id="f-orden" value="0" step="1">
-          <div class="fg-hint">Para ordenar el dropdown manualmente.</div>
-        </div>
-        <div class="fg">
-          <label>&nbsp;</label>
-          <label class="fg-check"><input type="checkbox" id="f-activo" checked> Activo — puede entrar a Donna</label>
-        </div>
       </div>
     </div>
     <div class="modal-foot" style="justify-content:space-between;">
@@ -463,7 +454,6 @@ function render(){
       <td>${esc(u.name) || '<span class="placeholder">—</span>'}</td>
       <td><span class="role-pill role-${u.role}">${ROLE_LABEL[u.role] || u.role}</span></td>
       <td><span class="activo-pill activo-${u.activo}">${u.activo ? 'Activo' : 'Inactivo'}</span></td>
-      <td>${u.orden}</td>
       <td class="last-login">${u.last_login_at ? fmtDate(u.last_login_at) : '<span class="placeholder">Nunca</span>'}</td>
       <td><div class="actions"><button class="btn-icon" title="Editar" onclick="openEdit(${u.id})">✎</button></div></td>
     </tr>`;
@@ -476,7 +466,6 @@ function openCreate(){
   $('f-email').value = ''; $('f-email').readOnly = false;
   $('f-name').value  = '';
   $('f-role-edit').value = 'usuario';
-  $('f-orden').value = '0';
   $('f-activo').checked = true;
   $('hint-email').textContent = 'El email debe coincidir exactamente con la cuenta de Mailcow que el usuario usa para entrar.';
   $('btn-delete').style.display = 'none';  // solo en modo edición
@@ -493,7 +482,6 @@ function openEdit(id){
   $('f-email').readOnly = false;
   $('f-name').value = u.name || '';
   $('f-role-edit').value = u.role;
-  $('f-orden').value = u.orden;
   $('f-activo').checked = u.activo === 1;
   $('hint-email').textContent = (u.email||'').startsWith('placeholder-')
     ? 'Reemplaza este email placeholder por el email real del abogado. Si el email real ya existe como otro usuario, mejor borra el placeholder con el botón de abajo.'
@@ -544,7 +532,6 @@ async function saveUser(){
     email:    $('f-email').value.trim().toLowerCase(),
     name:     $('f-name').value.trim(),
     role:     $('f-role-edit').value,
-    orden:    parseInt($('f-orden').value, 10) || 0,
     activo:   $('f-activo').checked ? 1 : 0,
   };
   if (!payload.email) { toast('Email requerido','error'); $('f-email').focus(); return; }