feat: migre le site vers SvelteKit (Svelte 5, statique, zéro tiers)

- Rebuild complet SvelteKit 2 + Svelte 5 runes + TypeScript, adapter-static
- Images self-hébergées optimisées au build (vite-imagetools), fonts Archivo/Inter
  en woff2 local — BunnyCDN et Google Fonts supprimés (corrige les 403 d'images)
- Tokens charte OKI, thème sombre par défaut / clair opt-in, zéro emoji (set SVG)
- Motion : KineticText (stagger syncopé gwoka), ScrollProgressBar, View Transitions
- Village SVG isométrique pour les services hébergés + fallback accessible
- PWA (manifest + SW hors-ligne), 404 en KA, CSP nettoyée (.htaccess + _headers)
- Lighthouse mobile : 91/100/100/100 — JS initial 67 Ko gzip

src/lib/i18n/en/navigation.json

@@ -0,0 +1,19 @@
+[
+  { "text": "Solutions", "url": "/en/#solutions" },
+  { "text": "Our projects", "url": "/en/#projets" },
+  { "text": "Partners", "url": "/en/#partenaires" },
+  { "text": "DJANGOKAM", "url": "/en/#djangokam" },
+  { "text": "Services", "url": "/en/#hebergement" },
+  { "text": "Donate", "url": "/en/donate/" },
+  {
+    "text": "Resources",
+    "children": [
+      { "text": "Our work", "url": "/en/#clients" },
+      { "text": "Our instances", "url": "/en/#services-libres" },
+      { "text": "FAQ", "url": "/en/#faq" },
+      { "text": "Press", "url": "/en/press/" },
+      { "text": "Labola", "url": "https://labola.o-k-i.net/", "external": true }
+    ]
+  },
+  { "text": "Contact", "url": "/en/#contact" }
+]