import { execFileSync } from "child_process"; const binary = process.env.SF_SMOKE_BINARY || "npx"; const args = process.env.SF_SMOKE_BINARY ? ["--version"] : ["sf-run", "--version"]; const output = execFileSync(binary, args, { encoding: "utf8", timeout: 30_000, }).trim(); if (!/^\d+\.\d+\.\d+/.test(output)) { console.error(`Version output does not match expected pattern: "${output}"`); process.exit(1); }