update rollup config to fix breaking change in css.write

fix #58
fix rrweb-io/rrweb#496

rollup.config.js

@@ -12,12 +12,24 @@ const production = !process.env.ROLLUP_WATCH;
 
 const entries = (production
   ? [
-      { file: pkg.module, format: 'es' },
-      { file: pkg.main, format: 'cjs' },
-      { file: pkg.unpkg, format: 'iife', name: 'rrwebPlayer' },
+      { file: pkg.module, format: 'es', css: false },
+      { file: pkg.main, format: 'cjs', css: false },
+      {
+        file: pkg.unpkg,
+        format: 'iife',
+        name: 'rrwebPlayer',
+        css: 'style.css',
+      },
     ]
   : []
-).concat([{ file: 'public/bundle.js', format: 'iife', name: 'rrwebPlayer' }]);
+).concat([
+  {
+    file: 'public/bundle.js',
+    format: 'iife',
+    name: 'rrwebPlayer',
+    css: 'bundle.css',
+  },
+]);
 
 export default entries.map((output) => ({
   input: 'src/main.ts',
@@ -28,10 +40,7 @@ export default entries.map((output) => ({
       dev: !production,
       // we'll extract any component CSS out into
       // a separate file — better for performance
-      css: (css) => {
-        css.write('dist/style.css');
-        css.write('public/bundle.css');
-      },
+      css: output.css && ((css) => css.write(output.css)),
       preprocess: sveltePreprocess({
         postcss: {
           // eslint-disable-next-line no-undef

yarn.lock

@@ -1186,10 +1186,10 @@ rollup-plugin-livereload@^1.0.0:
   dependencies:
     livereload "^0.9.1"
 
-rollup-plugin-svelte@^5.0.3:
-  version "5.2.3"
-  resolved "https://registry.npmjs.org/rollup-plugin-svelte/-/rollup-plugin-svelte-5.2.3.tgz#efdc15e3e3fdd9b9f1100fdc14a8532b4e587bc8"
-  integrity sha512-513vOht9A93OV7fvmpIq8mD1JFgTZ5LidmpULKM2Od9P1l8oI5KwvO32fwCnASuVJS1EkRfvCnS7vKQ8DF4srg==
+rollup-plugin-svelte@^6.1.1:
+  version "6.1.1"
+  resolved "https://registry.yarnpkg.com/rollup-plugin-svelte/-/rollup-plugin-svelte-6.1.1.tgz#66362cf0500fb7a848283ebcf19d289a60ef0871"
+  integrity sha512-ijnm0pH1ScrY4uxwaNXBpNVejVzpL2769hIEbAlnqNUWZrffLspu5/k9/l/Wsj3NrEHLQ6wCKGagVJonyfN7ow==
   dependencies:
     require-relative "^0.8.7"
     rollup-pluginutils "^2.8.2"