GA Fixes and CWV improvements

src/lib/components/Hero.svelte

@@ -12,7 +12,7 @@
         </p>
         <div class="cta-group">
             <a
-                href="https://cal.mifi.ventures/the-mifi"
+                href="https://cal.mifi.ventures/the-mifi/30min?utm_source=website&utm_medium=cta&utm_campaign=schedule_call&utm_medium=hero_cta"
                 class="btn btn-primary"
                 target="_blank"
                 rel="noopener noreferrer"

src/lib/components/ScheduleSection.svelte

@@ -7,7 +7,7 @@
         <h2 id="schedule-heading" class="section-title">Let's Talk</h2>
         <p class="schedule-text">Ready to discuss your project?</p>
         <a
-            href="https://cal.mifi.ventures/the-mifi"
+            href="https://cal.mifi.ventures/the-mifi/30min?utm_source=website&utm_medium=cta&utm_campaign=schedule_call&utm_medium=schedule_section_cta"
             class="btn btn-primary"
             target="_blank"
             rel="noopener noreferrer"

src/routes/+layout.svelte

@@ -29,15 +29,7 @@
 <svelte:head>
     <!-- Google tag (gtag.js) -->
     <script async src="https://www.googletagmanager.com/gtag/js?id=G-36F29PDKRT"></script>
-    <script>
-        window.dataLayer = window.dataLayer || [];
-        function gtag() {
-            dataLayer.push(arguments);
-        }
-        gtag('js', new Date());
-
-        gtag('config', 'G-36F29PDKRT');
-    </script>
+    <script defer src="/assets/js/ga-init.js"></script>
 
     <title>{merged.title}</title>
     <meta name="description" content={merged.description ?? ''} />