refactor(build): copy style.css from dist/nocss to dist

package.json

@@ -10,7 +10,7 @@
     "url": "https://github.com/wbkd/react-flow.git"
   },
   "scripts": {
-    "build": "rollup -c --environment NODE_ENV:production",
+    "build": "rollup -c --environment NODE_ENV:production && move-file dist/nocss/style.css dist/style.css",
     "start": "rollup -w -c",
     "start:examples": "rollup -c rollup.examples.js -w",
     "build:examples": "rollup -c rollup.examples.js --environment NODE_ENV:production",
@@ -58,13 +58,13 @@
     "cypress": "^6.2.1",
     "dagre": "^0.8.5",
     "localforage": "^1.9.0",
+    "move-file-cli": "^2.0.0",
     "postcss": "^8.2.4",
     "postcss-nested": "^5.0.3",
     "prettier": "2.2.1",
     "prop-types": "^15.7.2",
     "react": "^17.0.1",
     "react-dom": "^17.0.1",
-    "react-flow-renderer": "^8.3.2",
     "react-router-dom": "^5.2.0",
     "release-it": "^14.2.2",
     "rollup": "^2.36.2",

rollup.config.js

@@ -44,7 +44,6 @@ const baseConfig = ({ mainFile = pkg.main, moduleFile = pkg.module, extractCss =
     }),
     bundleSize(),
     postcss({
-      minimize: isProd,
       extract: extractCss,
     }),
     babel({