✨ Simplify arrow function syntax and remove unnecessary whitespace in highlight directive

code/websites/pokedex.online/src/directives/highlight.js

@@ -37,8 +37,8 @@ function applyHighlight(el, theme = 'github-dark') {
  */
 function createHighlightObserver(el, theme) {
   const observer = new IntersectionObserver(
-    (entries) => {
-      entries.forEach((entry) => {
+    entries => {
+      entries.forEach(entry => {
         if (entry.isIntersecting) {
           applyHighlight(entry.target, theme);
           observer.disconnect();
@@ -62,7 +62,7 @@ function createHighlightObserver(el, theme) {
 export const vHighlight = {
   mounted(el, binding) {
     const theme = binding.value || 'github-dark';
-    
+
     // Store observer on element for cleanup
     el._highlightObserver = createHighlightObserver(el, theme);
   },