doc: mention filestash in context of cdn and releases.jq.c

Author: Krinkle

doc/README.md

@@ -4,12 +4,12 @@
 
 | Service | Description
 |--|--
-| [Backups](./backup.md) | Tarsnap, backups for WordPress blogs, contentorigin, and filestash.
+| [Backups](./backup.md) | Tarsnap, backups for WordPress blogs, content.jquery.com, and filestash.
 | [DNS management](./dns.md) | -
 | [Email forwarding](./email.md) | -
 | [ESLint servers](./eslint.md) | -
 | [Grunt website](./grunt.md) | web server for gruntjs.com
-| [jQuery CDN](./cdn.md) | origin server for code.jquery.com
+| [jQuery CDN](./cdn.md) | origin server for code.jquery.com and content.jquery.com
 | [Miscweb](./miscweb.md) | web server for various static sites, standalone PHP apps (jQuery Mobile ThemeRoller), and redirects.
 | [Monitoring](./monitoring.md) | -
 | [Search](./search.md) | Typesense instance, search suggestions for jQuery and QUnit doc sites

doc/cdn.md

@@ -70,6 +70,8 @@ The "code" service has the following notable configuration settings (last update
 
 This is a WordPress-based documentation site (see [wordpress.md](./wordpress.md)), similar to https://jquery.com and https://api.jquery.com and served from the same set of WordPress origin servers.
 
+The `releases.jquery.com` domain has additional Nginx configuration to proxy the `/git` directory from the `filestash` server.
+
 Notable differences:
 
 * fronted by same CDN provider as the jQuery CDN (unlike our other doc sites, which use Cloudflare).