Function architect_transcribe_audio_attachment_and_queue 

pub(super) fn architect_transcribe_audio_attachment_and_queue(
    store: &ArchitectStore,
    vault_path: &Path,
    root_key_file: &Path,
    storage_root: &Path,
    storage_ref: &str,
    task_id: i64,
    llm_vendor_id: &str,
    filename: &str,
    media_type: &str,
) -> Result<(), i32>

Sends a saved Architect audio attachment to a tested external LLM vendor and queues the transcribed task brief.