Initial import of fitme3070.pt platform

Plain-PHP fleet platform with id.andmore.pt SSO. Wires shared/platform-tools
as a submodule (platform_update, backups, git/migration tools) like the other
platforms.

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>

site/equipa.php

@@ -0,0 +1,4 @@
+<?php
+// Redirect to single-page anchor
+header('Location: ' . (defined('APP_BASE_URL') ? APP_BASE_URL : '') . '/home#equipa', true, 301);
+exit;