use std::path::PathBuf;fn main() -> anyhow::Result<()> {    let schema_root = std::env::args_os()        .nth(1)        .map(PathBuf::from)        .unwrap_or_else(|| PathBuf::from(env!("CARGO_MANIFEST_DIR")).join("schema"));    codex_hooks::write_schema_fixtures(&schema_root)}