bundle browser packages too in order to easily consume them without bundlers

bindings/javascript/packages/browser/vite.config.js

@@ -4,13 +4,15 @@ import { defineConfig } from 'vite';
 export default defineConfig({
   base: './',
   build: {
+    lib: {
+      entry: resolve(__dirname, 'promise-bundle.ts'),
+      name: 'database-browser',
+      fileName: format => `main.${format}.js`,
+      formats: ['es'],
+    },
     rollupOptions: {
-      input: {
-        main: resolve(__dirname, 'promise-default.ts'),
-      },
       output: {
         dir: 'bundle',
-        entryFileNames: '[name].js',
       }
     },
   },