package.json

...
"cp-styles": "cpx-fixed \"./projects/common/src/**/*.scss\" \"./dist/common/scss/\"",
"cp-assets": "cpx-fixed \"./projects/common/src/assets/**/*\" \"./dist/common/assets/\"",
"cp-readme": "cpx-fixed \"./README.md\" \"./dist/common/\"",
"cp-npmrc": "cp ./.npmrc ./dist/common/",
"postbuild": "npm run cp-styles && npm run cp-assets",
"postpack": "npm run cp-npmrc && npm run cp-readme",
"npm-pack": "cd dist/common && npm pack",
"package": "ng build common --prod && npm run postbuild && npm run npm-pack && npm run postpack",
"release": "npm run package && cd ./dist/common && npm publish"
...