pub fn report_hwnd_opened(
hwnd: u64,
class_name: String,
title: String,
label_hint: Option<String>,
)Expand description
Phase B.9.1 (WRR) — sync API: report a Win32 HWND created.
Called from the WRR SetWinEventHook callback. No-op if the
launcher pipe isn’t connected (task dev mode); reducer arm
stashes pending-without-label until reconciliation.