EXP-004 — QuantumDev WordPress Lab Generated: 2026-08-17 Environment: https://www.lab.quantumdev.fr Rollback status: READY 1. Run: wp plugin deactivate quantumdev-lab-abilities 2. Verify wp_get_ability('quantumdev/site-summary') is absent. 3. Remove only the plugin directory: wp-content/plugins/quantumdev-lab-abilities/ 4. Verify MCP Adapter remains active and the state matches EXP-003. 5. If an unexpected state requires it, use the validated EXP-003 database rollback; no new credential or user was created in EXP-004. Rollback has not been triggered because the experiment is healthy.