feat(i18n): add i18n types, config, provider, context, and custom hook

package.json

@@ -11,11 +11,15 @@
     "preview": "vite preview"
   },
   "dependencies": {
+    "i18next": "^25.3.0",
+    "i18next-http-backend": "^3.0.2",
     "react": "^19.1.0",
-    "react-dom": "^19.1.0"
+    "react-dom": "^19.1.0",
+    "react-i18next": "^15.6.0"
   },
   "devDependencies": {
     "@eslint/js": "^9.29.0",
+    "@types/node": "^24.0.10",
     "@types/react": "^19.1.8",
     "@types/react-dom": "^19.1.6",
     "@typescript-eslint/eslint-plugin": "^8.35.1",