neurosite: добавить UnoCSS (unocss 66.10, uno.config.ts, макет на utility-классах)

astro.config.mjs

@@ -1,10 +1,11 @@
 import { defineConfig } from 'astro/config';
 import sitemap from '@astrojs/sitemap';
+import UnoCSS from '@unocss/astro';
 
 export default defineConfig({
   site: 'https://нейросети.рус',
   output: 'static',
-  integrations: [sitemap()],
+  integrations: [sitemap(), UnoCSS()],
   image: {
     service: { entrypoint: 'astro/assets/services/sharp' },
     formats: ['avif', 'webp'],