feat: switch file cache mode to daemon managed triple-fd pool - change native_hook file cache writer to consume daemon-provided anonymous fds and rotate on ready events - add initial 3-fd distribution and ready/stop message flow in native_daemon and SA service - remove application-only file cache gating and add regression tests for fd creation and writer rotation Co-Authored-By: Agent Signed-off-by: Lutao98 <lutao31@huawei.com> |