typescript errors fix

Author: 4lb

src/components/CodeBlock.astro

@@ -20,10 +20,12 @@ const highlighted = await codeToHtml(code, {
     const copyButtons = document.querySelectorAll('.copy-button');
 
     copyButtons.forEach(button => {
-      button.addEventListener('click', async function() {
+      button.addEventListener('click', async function(this: HTMLButtonElement) {
         const code = this.dataset.code;
         const icon = this.querySelector('i');
 
+        if (!code || !icon) return;
+        
         try {
           await navigator.clipboard.writeText(code);