feat(tests): suite E2E completa + 12 edge integrations + fuzz expandido + CI#355

adm01-debug merged 2 commits into

mainadm01-debug/promo-gifts-v4:mainfrom

claude/e2e-integration-tests-2ZkRKadm01-debug/promo-gifts-v4:claude/e2e-integration-tests-2ZkRKCopy head branch name to clipboard