message: packages/core: use plugin:build to build
diff: "backstage"
  ],
  "license": "Apache-2.0",
  - "main": "dist/cjs/index.js",
  - "types": "dist/cjs/index.d.ts",
  + "main": "dist/index.cjs.js",
  + "types": "dist/index.d.ts",
  "scripts": {
  - "build:watch": "tsc --outDir dist/cjs --noEmit false --module CommonJS --watch",
  - "build": "backstage-cli build-cache -- tsc --outDir dist/cjs --noEmit false --module CommonJS",
  + "build:watch": "backstage-cli plugin:build --watch",
  + "build": "backstage-cli build-cache -- backstage-cli plugin:build",
  "lint": "backstage-cli lint",
  "test": "backstage-cli test"
  },
  