concurrency mode support
⭐ New API ⭐ & minor bug fixes
Add concurrency mode support for D4C instance usage. Previously it only supports synchronization mode (concurrency = 1).
const d4c = new D4C(100);
d4c.setQueue({ concurrency: 10 }); // change default concurrency from 1 to 10
d4c.setQueue({ concurrency: 10, tag: 'queue2' }); // concurrency for queue2