fix: cyrillic fonts, dev certs, page head, and ru-text typography (#67)

🤖 PR generated for branch `fix/cyrillic-fonts-dev-certs-and-page-head`.

### Changes Summary
- **Fonts**: Add Cyrillic glyph subsets for Lato, EB Garamond, and Fira
Code.
- **Dev**: Support remote Root CA and encrypted dev CA key in
`.env.dev`.
- **UI & Kits**: Add size variant to `Breadcrumbs` component and enlarge
`PageHead` breadcrumbs with tuned collapse scroll threshold.
- **ESLint**: Add `no-hanging-particles` i18n & markdown typography rule
with auto-fixer.
- **Content & i18n**: Apply `ru-text` editorial and typography polish
(em dashes, number ranges, «ё» restoration, non-breaking spaces) across
`services/www` and `services/docs`.

services/docs/content/en/apex/reference/_index.md

@@ -1,10 +1,10 @@
 ---
 title: Reference
-description: CLI, actions, environment variables, and the engine API.
+description: CLI, actions, environment variables, and the engine API.
 weight: 30
 ---
 
-Technical reference for the apex fleet-operations framework surface: the command-line interface, the built-in [actions](/apex/glossary#action), the environment contract they consume, and the Python [engine](/apex/glossary#engine) API.
+Technical reference for the apex fleet-operations framework surface: the command-line interface, the built-in [actions](/apex/glossary#action), the environment contract they consume, and the Python [engine](/apex/glossary#engine) API.
 
 {{% cards %}}
 {{< card link="cli" title="CLI reference" icon="terminal" subtitle="Command-line invocation, subcommands, and exit codes." >}}