add build:parser script once more..

packages/mini/package.json

@@ -5,7 +5,8 @@
   "main": "index.mjs",
   "type": "module",
   "scripts": {
-    "test": "mocha --colors"
+    "test": "mocha --colors",
+    "build:parser": "peggy -o krill-parser.js --format es ./krill.pegjs"
   },
   "repository": {
     "type": "git",
@@ -28,5 +29,8 @@
     "@strudel.cycles/core": "^0.1.2",
     "@strudel.cycles/eval": "^0.1.3",
     "@strudel.cycles/tone": "^0.1.3"
+  },
+  "devDependencies": {
+    "peggy": "^2.0.1"
   }
 }