Eslint integration (#2885)

* eslint integration

* ci & pre commit

* dev

* dev

* dev

src/calculateRank.js

@@ -25,6 +25,7 @@ function calculateRank({
   commits,
   prs,
   issues,
+  // eslint-disable-next-line no-unused-vars
   repos, // unused
   stars,
   followers,

src/getStyles.js

@@ -1,4 +1,5 @@
 // @ts-check
+
 /**
  * Calculates progress along the boundary of the circle i.e it's circumference.
  *
@@ -75,6 +76,7 @@ const getAnimations = () => {
  * @returns {string} Card CSS styles.
  */
 const getStyles = ({
+  // eslint-disable-next-line no-unused-vars
   titleColor,
   textColor,
   iconColor,