fix: run only uninstall tasks, not full role on make uninstall

Tagging the whole role with uninstall caused install/configure/update/export to run first. Use include_role tasks_from uninstall.yml; add safe defaults for uninstall variables.

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

roles/hysteria2/defaults/main.yml

@@ -44,3 +44,17 @@ hysteria2_open_browser: true
 
 # Перегенерировать URL/QR для всех пользователей (иначе — только новые/изменённые)
 hysteria2_force_export: false
+
+# --- uninstall (см. также defaults/uninstall.yml) ---
+hysteria2_system_user: hysteria
+hysteria2_uninstall_remove_config: true
+hysteria2_uninstall_remove_masq: true
+hysteria2_uninstall_remove_system_user: true
+hysteria2_uninstall_remove_packages: true
+hysteria2_uninstall_remove_firewall_rules: true
+hysteria2_uninstall_remove_local_output: true
+hysteria2_uninstall_rebuild_global_index: true
+hysteria2_uninstall_ufw_rules:
+  - 80/tcp
+  - 443/tcp
+  - 443/udp