Add favicon and improve demo page

- Add SVG favicon with privacy shield design
- Include standard .ico favicon for browser compatibility
- Add git repository link to demo page for easy access
- Clean up meta tags and remove unnecessary PWA complexity

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <noreply@anthropic.com>

index.html

@@ -4,6 +4,14 @@
     <meta charset="UTF-8">
     <meta name="viewport" content="width=device-width, initial-scale=1.0">
     <title>🍪 Privacy-First Demo | GDPR Compliant Tracking</title>
+    
+    <!-- Favicon -->
+    <link rel="icon" type="image/x-icon" href="favicon.ico">
+    <link rel="icon" type="image/svg+xml" href="favicon.svg">
+    
+    <!-- Meta Tags -->
+    <meta name="description" content="Experience GDPR-compliant optional tracking. Privacy protected by default with enhanced features available only when you choose to enable them.">
+    <meta name="author" content="olemd">
     <style>
         * {
             box-sizing: border-box;
@@ -324,6 +332,17 @@
                 </div>
 
                 <p><strong>Try it out!</strong> Click the colorful button in the bottom-right corner to see the consent flow in action. 👇</p>
+                
+                <div style="margin-top: 2rem; padding: 1rem; background: #f8f9fa; border-radius: 8px; text-align: center;">
+                    <p style="margin: 0; color: #666; font-size: 14px;">
+                        💡 <strong>Want to use this in your project?</strong><br>
+                        View source code and documentation at 
+                        <a href="https://kode.naiv.no/olemd/gdpr" target="_blank" rel="noopener" 
+                           style="color: #667eea; text-decoration: none; font-weight: 600;">
+                            kode.naiv.no/olemd/gdpr
+                        </a>
+                    </p>
+                </div>
             </div>
         </div>
     </div>