Building Microservices API in Go - JSON Encoding

The video tutorial covers JSON marshalling in Golang, starting with a recap of multiplexers in HTTP servers. It demonstrates creating a struct for customer data, encoding it to JSON, and setting the correct content type in response headers. The tutorial also explains customizing JSON keys using tags and concludes with a preview of XML marshalling.

How do you set the correct content type response header in Golang?

What are the implications of using struct tags in JSON responses?

Summarize the steps taken to create a JSON response from a list of customers.