Shared platform footer template for hub and all PHP consoles.

Centralize copyright in examples/platform/footer.config.php, render via
footer.php in crashes/builder/login layouts, and serve hub through index.php.

Co-authored-by: Cursor <cursoragent@cursor.com>

examples/build_console/backend/src/bootstrap.php

@@ -3,6 +3,7 @@ declare(strict_types=1);
 
 $examplesRoot = dirname(__DIR__, 3);
 require_once $examplesRoot . '/platform/shared_session.php';
+require_once $examplesRoot . '/platform/footer.php';
 
 $crashSrc = $examplesRoot . '/crash_reporter/backend/src';
 $configPath = __DIR__ . '/../config/config.php';

examples/build_console/backend/views/layout.php

@@ -53,6 +53,6 @@ $links = cfg('links', []);
       <?php endif; ?>
     </main>
   </div>
-  <footer class="bottom-bar">(c) Anton Afanaasyeu, <?= (int) date('Y') ?></footer>
+  <?php platform_render_footer(); ?>
 </body>
 </html>

examples/build_console/backend/views/login.php

@@ -21,5 +21,6 @@ $ab = assets_base();
     <label><span>Password</span><input name="password" type="password" autocomplete="current-password" required></label>
     <button type="submit">Sign in</button>
   </form>
+  <?php platform_render_footer(); ?>
 </body>
 </html>