fix: ensure CSS output filename matches package.json exports (#520)

- Use assetInfo.names instead of deprecated assetInfo.name
- Ensure CSS files are output as style.css to match ./style.css export
- Fix incorrect CSS filename (was index.css, now style.css)
- Bump version to 1.1.2

Author: seijikohara

package.json

@@ -1,6 +1,6 @@
 {
   "name": "json-tree-view-vue3",
-  "version": "1.1.1",
+  "version": "1.1.2",
   "description": "JSON tree rendering Vue3 component",
   "repository": {
     "type": "git",

vite.config.ts

@@ -34,8 +34,12 @@ export default defineConfig({
           vue: 'Vue'
         },
         assetFileNames: (assetInfo) => {
-          if (assetInfo.name === 'style.css') return 'style.css'
-          return assetInfo.name ?? 'asset'
+          // Ensure CSS is output as style.css to match package.json exports
+          const fileName = assetInfo.names?.[0]
+          if (fileName && /\.css$/.test(fileName)) {
+            return 'style.css'
+          }
+          return fileName ?? 'assets/[name]-[hash][extname]'
         }
       }
     }