merge search branch into redesign

package.json

@@ -26,14 +26,19 @@
     "@headlessui/vue": "^1.7.23",
     "@resvg/resvg-js": "^2.6.2",
     "@vueuse/core": "^13.0.0",
+    "@vueuse/integrations": "^13.1.0",
     "consola": "^3.2.3",
     "feed": "^4.2.2",
     "itty-fetcher": "^0.9.4",
+    "mark.js": "^8.11.1",
+    "markdown-it": "^14.1.0",
+    "minisearch": "^7.1.2",
     "nitro-cors": "^0.7.1",
     "nitropack": "^2.11.6",
     "nprogress": "^0.2.0",
     "pathe": "^2.0.1",
     "reka-ui": "^2.3.1",
+    "stemmer": "^2.0.1",
     "unocss": "66.3.2",
     "vitepress": "1.6.3",
     "vue": "^3.5.17",