👷 Fix publishing

Author: Arnaud Leymet

package.json

@@ -27,7 +27,8 @@
     "build:cjs": "tsc --project tsconfig-cjs.json",
     "build:esm": "tsc --project tsconfig-esm.json",
     "build": "rm -rf dist && npm run build:esm && npm run build:cjs",
-    "test": "vitest"
+    "test": "vitest",
+    "prepublish": "npm run build"
   },
   "dependencies": {
     "antlr4ts": "^0.5.0-alpha.4"