BullMQ: How to Build a Queue for Delayed Jobs in Node.js

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BullMQ is a Node.js library that implements a queue system based on Redis. Queues are an abstract data structure open at both ends. One end is used to insert data items (referred to as “enqueue’s) and the other ends are used to dequeue. In the following lines, we’ll be focusing on implementing a queue for delayed jobs. The result will look like this in the console: "Hello World", which was sent to "foo@bar"