chore: missing sqlite dep

Author: harlan-zw

docs/package.json

@@ -22,6 +22,7 @@
     "@nuxtjs/seo": "^3.1.0",
     "@vueuse/core": "^13.5.0",
     "@vueuse/nuxt": "^13.5.0",
+    "better-sqlite3": "^12.2.0",
     "nuxt-content-twoslash": "^0.1.2",
     "nuxt-llms": "^0.1.3",
     "ohash": "^2.0.11",