{
    "type": "update",
    "label": "All-in-One Communications V16.13.11 Compatibility & Upgrade Safety",
    "applied_at": "2026-04-17T20:30:47+00:00",
    "from_version": "16.13.10",
    "to_version": "16.13.11",
    "schema_affecting": true,
    "restored_from": null,
    "notes": [
        "Adds runtime config validation and environment preflight checks for install, repair, and Safe Deploy.",
        "Adds database engine compatibility reporting for MySQL and MariaDB during install, health checks, and CLI migrations.",
        "Hardens database connection and migration failure reporting with clearer operator-facing messages.",
        "Adds docs/COMPATIBILITY_MATRIX.md and updates install, upgrade, troubleshooting, and release-process docs.",
        "No database migration is required for V16.13.11."
    ]
}