(chore) automatic greeting for users first contrib (#2385)
(chore) automatic greeting for users first contrib (#2385)


isagalaev/highlight.js,carlokok/highlight.js,carlokok/highlight.js,highlightjs/highlight.js,highlightjs/highlight.js,carlokok/highlight.js,isagalaev/highlight.js,carlokok/highlight.js,highlightjs/highlight.js,highlightjs/highlight.js