1. Building: mvn package
  2. Running: java -jar server/target/unit-converter-server-1.0-SNAPSHOT.jar units.csv
  3. Performing requests: curl -X POST 'localhost:80/convert' -H 'Content-Type: application/json' -d '{"from":"м", "to":"км"}'

Task: https://github.com/gnkoshelev/universal-converter

Created this just for fun.