chore(build): use advanced ESM

Author: Timeless0911

packages/core/rslib.config.ts

@@ -30,6 +30,9 @@ export default defineConfig({
     {
       format: 'esm',
       syntax: ['node 18.12.0'],
+      experiments: {
+        advancedEsm: true,
+      },
       dts: {
         bundle: false,
         // Only use tsgo in local dev for faster build, disable it in CI until it's more stable

packages/create-rslib/rslib.config.ts

@@ -8,6 +8,9 @@ export default defineConfig({
     {
       format: 'esm',
       syntax: ['node 18.12.0'],
+      experiments: {
+        advancedEsm: true,
+      },
     },
   ],
   plugins: [