{
    "type": "update",
    "label": "All-in-One Communications V16.12.17 Message/Thread Dual Mode",
    "applied_at": "2026-04-17T19:32:06+00:00",
    "from_version": "16.12.16",
    "to_version": "16.12.17",
    "schema_affecting": true,
    "restored_from": null,
    "notes": [
        "Adds message/thread dual mode in Mail Center raw view with a true single-message reading pane.",
        "Adds per-message actions for read state, star state, move to folder, move to trash, and quick thread open.",
        "Switches raw-mode context actions and selection logic from conversation-based to message-based routing.",
        "Adds mailbox mirror schema fields and migration-safe backfill for IMAP mailbox metadata.",
        "Run Repair / Migrations after applying V16.12.17 so the new mailbox mirror columns and indexes are available."
    ]
}