Ask what you need sonar for, and check if eslint can do the same.
For the second question: they are separate tools. Think about how you wanna use Sonar (SonarQube or SonarLint), and consider if having both running is ideal and really necessary.
#sonar and eslint ?
clear citrus
cerulean wind
If I ask it is because I do not have the skills to deduce.
if I had the answers I wouldn't ask the questions
cerulean wind
bye