How to download and setup opentelemetry-js
Open terminal and run command
                                            git clone https://github.com/open-telemetry/opentelemetry-js.git
                                        
                                        git clone is used to create a copy or clone of opentelemetry-js repositories.
                                        You pass git clone a repository URL. it supports a few different network protocols and corresponding URL formats.
Also you may download zip file with opentelemetry-js https://github.com/open-telemetry/opentelemetry-js/archive/master.zip
Or simply clone opentelemetry-js with SSH
                                            [email protected]:open-telemetry/opentelemetry-js.git                                    
                                    If you have some problems with opentelemetry-js
You may open issue on opentelemetry-js support forum (system) here: https://github.com/open-telemetry/opentelemetry-js/issuesSimilar to opentelemetry-js repositories
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