chore(lib): build path

Author: tomastrajan

package.json

@@ -10,9 +10,9 @@
     "test": "ng lint && npm run format:test && npm run test:lib",
     "test:lib": "node --experimental-vm-modules --no-warnings node_modules/jest/bin/jest.js --config projects/elements/jest.config.ts",
     "watch": "ng test --watch",
-    "prebuild": "",
+    "prebuild": "npm run build:copy-changelog",
     "build": "ng build elements-demo && ng build elements",
-    "postbuild": "npm run build:copy-changelog && replace \"onFetch.*\\{\" \"onFetch(event) { if (event.request.url.indexOf('unpkg.com') > -1) { return; }\" ./dist/elements-demo/ngsw-worker.js",
+    "postbuild": "replace \"onFetch.*\\{\" \"onFetch(event) { if (event.request.url.indexOf('unpkg.com') > -1) { return; }\" ./dist/elements-demo/browser/ngsw-worker.js",
     "build:copy-assets": "cpx README.md dist/elements",
     "build:copy-changelog": "cpx CHANGELOG.md projects/elements-demo/src/assets",
     "format:write": "prettier projects/**/*.{ts,json,md} --write",