semantic-ui-react

dropdown not working on production build

run with docker

working

docker build . -t semantic-ui-works -f Dockerfile.dev && docker run -p 80:80 semantic-ui-works
open http://localhost

failing

docker build . -t semantic-ui-fails -f Dockerfile && docker run -p 80:80 semantic-ui-fails
open http://localhost

or run with http-server

sudo npm install -g http-server

build failing production bundle in dist

npm install
npm run build
http-server dist -p 8080
open http://localhost:8080

build development bundle in dist

npm install
npm run build:dev
http-server dist -p 8080
open http://localhost:8080