Add Pagefind integration

package.json

@@ -1,7 +1,7 @@
 {
   "name": "butterflyvu",
   "type": "module",
-  "version": "0.1.2",
+  "version": "0.1.3",
   "license": "GPL-3.0-only",
   "author": {
     "name": "SudoVanilla"
@@ -22,9 +22,9 @@
     "email": "support@sudovanilla.org"
   },
   "scripts": {
-    "dev": "astro dev",
     "start": "astro dev",
     "build": "astro build",
+    "postbuild": "pagefind --root-selector article --site dist/",
     "preview": "astro preview",
     "docker:start": "docker compose up -d",
     "docker:stop": "docker compose down",
@@ -39,6 +39,7 @@
     "astro-breadcrumbs": "^3.2.0",
     "astro-bun-adapter": "^1.0.2",
     "astro-feelback": "^0.3.4",
+    "astro-pagefind": "^1.6.0",
     "astro-seo": "^0.8.4",
     "markdoc": "^0.1.3"
   },