Function debug4

out/cli.cjs:81106–81110

(action, ...args)

    const val = newHeaders[k7];
    if (val === null) {
      delete targetHeaders[lowerKey];
    } else if (val !== void 0) {
      targetHeaders[lowerKey] = val;
    }
  }
}
function debug4(action, ...args) {
  if (typeof process !== "undefined" && process?.env?.["DEBUG"] === "true") {