Spawn the claude CLI with given arguments in interactive mode.
Uses async spawn so the event loop keeps running — critical on Windows
after the Ink TUI, where spawnSync inherits a console handle whose input
mode hasn't fully settled yet (keyboard input never reaches the child).
Spawn the claude CLI with given arguments in interactive mode. Uses async spawn so the event loop keeps running — critical on Windows after the Ink TUI, where spawnSync inherits a console handle whose input mode hasn't fully settled yet (keyboard input never reaches the child).