chore: add jar file

docs: add build application

test: add more valid cases

feat: follow instructions from parsed lines

feat: follow instructions

test: add followInstructions cases

feat: validate parsing of rover position and instructions

test: add invalid rover data cases

feat: add rover with get current position

test: add get rover position case

feat: create plateau from line

test: add plateau creation case

test: refactor to avoid issue with System.exit

feat: validate non-provided and non-existent input

test: add non-provided and non-existent input case