Install Go and Go tool into VS Code

Postman set up

1. Restore the collection located in ./api/collections
2. Follow the steps in Postman to restore the Collection.json

Run APP

1. Go to ./cmd/library directory
2. Execute the command go run .

Run Unit Testing Recursively

1. Execute the command go test -v ./...

Run Unit Testing by Directory

1. Execute the command go test "directory-name"
2. i.e go test -v ./test/db