Don't force xstate to be bundled

Author: switz

package.json

@@ -1,6 +1,6 @@
 {
   "name": "gapless.js",
-  "version": "4.0.3",
+  "version": "4.0.4",
   "description": "Gapless audio playback javascript plugin",
   "type": "module",
   "main": "dist/index.mjs",
@@ -47,6 +47,14 @@
     "vitest": "^4.0.18"
   },
   "packageManager": "pnpm@10.30.2",
+  "peerDependencies": {
+    "xstate": "^5.28.0"
+  },
+  "peerDependenciesMeta": {
+    "xstate": {
+      "optional": true
+    }
+  },
   "dependencies": {
     "xstate": "^5.28.0"
   }

tsup.config.ts

@@ -9,6 +9,6 @@ export default defineConfig({
   clean: true,
   minify: true,
   dts: true,
-  // Bundle xstate so consumers don't need to install it separately
-  noExternal: ['xstate'],
+  // Mark xstate as external so consumers can share a single instance
+  external: ['xstate'],
 });