feat: redesign homepage with triptych process + admin image management

- Redesign Hero section with new copy focused on the triptych offering
- Add Process component (replaces System) with zigzag layout for 3 pillars:
  Google Maps reviews, managed Facebook, converting website
- Redesign AboutMe with orange background and stats row
- Add admin panel for managing site image URLs (replaces Sanity dependency)
- Create site_images API routes and Supabase-backed storage with defaults
- Update FAQ to reference built-in admin panel
- Add site_images table type to database types
- Pass images prop through homepage components

https://claude.ai/code/session_01V8YAjpqRQ3bfBYsABYsEgo

types/database.types.ts

@@ -183,6 +183,26 @@ export type Database = {
           metadata?: Record<string, unknown> | null;
         };
       };
+      site_images: {
+        Row: {
+          key: string;
+          url: string;
+          label: string | null;
+          updated_at: string;
+        };
+        Insert: {
+          key: string;
+          url: string;
+          label?: string | null;
+          updated_at?: string;
+        };
+        Update: {
+          key?: string;
+          url?: string;
+          label?: string | null;
+          updated_at?: string;
+        };
+      };
     };
   };
 };