Revert "chore: revert to unbuild"

This reverts commit 39aa61708a.

build.config.ts

@@ -1,6 +1,9 @@
 export default {
   entries: [
-    './src/index'
+    './src/index',
+    { input: './src/components/', outDir: 'dist/components', ext: 'js' },
+    { input: './src/runtime/', outDir: 'dist/runtime', ext: 'js' },
+    { input: './src/utils/', outDir: 'dist/utils', ext: 'js' }
   ],
   declaration: true,
   externals: [

package.json

@@ -19,7 +19,7 @@
     "runtime"
   ],
   "scripts": {
-    "build": "unbuild",
+    "build": "tsup",
     "dev": "nuxi dev docs",
     "build:docs": "nuxi build docs",
     "postbuild:docs": "mv ./docs/.vercel_build_output .vercel_build_output",