Add marketing site for makeyourown.website

Static single-page marketing site with dark theme, 3-tier pricing,
LLM/agent SEO (llms.txt), and deployment setup that overlays onto
the existing WebsiteBox nginx via docker-compose.override.yml
without modifying any core project files.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

website/deploy/marketing-ssl.conf

@@ -0,0 +1,45 @@
+# Marketing site — HTTPS server block
+# Activated after SSL certificate is acquired
+
+server {
+    listen 443 ssl;
+    http2 on;
+    server_name MARKETING_DOMAIN_PLACEHOLDER;
+
+    ssl_certificate /etc/letsencrypt/live/MARKETING_DOMAIN_PLACEHOLDER/fullchain.pem;
+    ssl_certificate_key /etc/letsencrypt/live/MARKETING_DOMAIN_PLACEHOLDER/privkey.pem;
+    include /etc/nginx/snippets/ssl-params.conf;
+
+    root /var/www/marketing;
+    index index.html;
+
+    location / {
+        try_files $uri $uri/ =404;
+    }
+
+    # Static file caching
+    location ~* \.(js|css|png|jpg|jpeg|gif|ico|svg|webp|woff|woff2|ttf|eot|xml|txt)$ {
+        expires 30d;
+        add_header Cache-Control "public, immutable";
+        add_header Strict-Transport-Security "max-age=63072000" always;
+        add_header X-Content-Type-Options nosniff always;
+        add_header X-Frame-Options SAMEORIGIN always;
+        add_header X-XSS-Protection "1; mode=block" always;
+        add_header Referrer-Policy "strict-origin-when-cross-origin" always;
+        access_log off;
+    }
+}
+
+# HTTP to HTTPS redirect
+server {
+    listen 80;
+    server_name MARKETING_DOMAIN_PLACEHOLDER;
+
+    location /.well-known/acme-challenge/ {
+        root /var/www/certbot;
+    }
+
+    location / {
+        return 301 https://$host$request_uri;
+    }
+}