ohmu/third/drupal/mustikas11/setup_blocks.php

<?php
// Paigutab menüüblokid D7 sarnaselt olivero regionidesse.
// D7 metro: sidebar_first = user_login(-20), menu-liikmed(-19), menu-projektid(-18),
//   menu-haldus(-17), menu-raamatupidamine(-16), navigation(-15)
// D11 olivero: sidebar region.

use Drupal\block\Entity\Block;

$sidebar = [
  ['metro_user_login', 'Sidebar: Login', -20, []],
  ['metro_menu_menu_liikmed', 'Liikmed', -19, ['/liikmed', '/liikmed/', '/liikmed/*']],
  ['metro_menu_menu_projektid', 'Projektid', -18, ['/projektid', '/projektid/', '/projektid/*']],
  ['metro_menu_menu_haldus', 'Haldus', -17, []],
  ['metro_menu_menu_raamatupidamine', 'Kanded', -16, ['/kanded', '/kanded/', '/kanded/*']],
];

foreach ($sidebar as $item) {
  [$id, $label, $weight, $pages] = $item;
  $block = Block::load($id);
  if (!$block) {
    echo "skip (puudub): $id\n";
    continue;
  }
  $block->setRegion('sidebar');
  $block->setWeight($weight);
  $settings = $block->get('settings');
  $settings['label'] = $label;
  $settings['label_display'] = '0';
  $block->set('settings', $settings);

  if (!empty($pages)) {
    $block->setVisibilityConfig('request_path', [
      'id' => 'request_path',
      'negate' => FALSE,
      'pages' => implode("\n", $pages),
    ]);
  } else {
    // Eemalda olemasolev request_path visibility.
    $visibility = $block->get('visibility');
    unset($visibility['request_path']);
    $block->set('visibility', $visibility);
  }

  $block->save();
  echo "paigutatud: $id -> sidebar (w=$weight, label=$label)\n";
}

// Peida üleliigsed metro_block_* (top/footer HTML blokid) — need tulevad
// teema töö käigus õigetesse regionidesse.
$hide = ['metro_block_1', 'metro_block_2', 'metro_block_3', 'metro_block_4',
  'metro_block_5', 'metro_block_6', 'metro_block_7'];
foreach ($hide as $id) {
  $block = Block::load($id);
  if ($block) {
    $block->disable();
    $block->save();
    echo "keelatud: $id (top/footer HTML blokk, ootab teemat)\n";
  }
}

echo "done\n";