feat: logo-only navbar, timeline section, blog configured with mascot

- Navbar: logo only (no text), cleaner look
- Hero: Protecting Retail Investors with clear messaging
- New timeline section: Done/Delivering/Coming with product status
- Announcement bar explaining the 3-month build
- mascot_ref.png ready for Ghost blog posts
- rugcharts, rugmaps, rugmunchbot, x402-gateway, rmi-mcp-x402 all public

docusaurus.config.ts

@@ -58,7 +58,7 @@ const config: Config = {
         alt: 'Rug Munch Media',
         src: 'img/logo.png',
         srcDark: 'img/logo.png',
-        width: 200,
+        width: 120,
         height: 40,
       },
       items: [