ansible-proxy-chain/openspec/changes/archive/2026-04-22-fix-trojan-domain-undefined/tasks.md

1. Move trojan variables to all.yml

• 1.1 Move trojan_domain, trojan_port, trojan_password, trojan_fallback_port from group_vars/landing.yml to group_vars/all.yml

2. Verify

• 2.1 Run ansible-lint site.yml or a dry-run ansible-playbook site.yml --check to confirm no undefined variable errors