fix(website): apple-mobile-web-app-capable deprecated meta tag + download button pulse animation

eslint.config.mjs

@@ -34,6 +34,7 @@ export default [
         Date: "readonly",
         Error: "readonly",
         URL: "readonly",
+        URLSearchParams: "readonly",
         WebSocket: "readonly",
         self: "readonly"
       }

website/app.js

@@ -568,6 +568,20 @@ document.addEventListener('DOMContentLoaded', () => {
                     btn.style.transform = 'scale(0.95)';
                 });
             }
+
+            // Also pulse the main hero CTA buttons
+            if (!isInstalled) {
+                if (isFirefox) {
+                    firefoxBtns.forEach(btn => {
+                        btn.style.transform = '';
+                        btn.classList.add('install-breathe');
+                    });
+                } else if (isChrome) {
+                    chromeBtns.forEach(btn => {
+                        btn.classList.add('install-breathe');
+                    });
+                }
+            }
         }, 600);
     };
 

website/index.html

@@ -29,7 +29,7 @@
 
     <!-- Mobile Browser Theme Styling -->
     <meta name="theme-color" content="#0f172a">
-    <meta name="apple-mobile-web-app-capable" content="yes">
+    <meta name="mobile-web-app-capable" content="yes">
     <meta name="apple-mobile-web-app-status-bar-style" content="black-translucent">
 
     <script src="lang-init.js"></script>

website/style.css

@@ -1006,7 +1006,8 @@ input:checked + .mock-slider:before {
     }
 }
 
-.install-breathe.firefox {
+.install-breathe.firefox,
+.btn-firefox.install-breathe {
     animation-name: install-breathe-ff;
 }