DATABASE_URL=postgres://onlinejudge:onlinejudge@localhost:5433/onlinejudge
REDIS_URL=redis://localhost:6380
JUDGE_SERVER_URL=http://localhost:8081
JUDGE_SERVER_TOKEN=oj2-dev-token
JUDGE_CONCURRENCY=2
OJ2_DEV_USERNAME=student
OJ2_DEV_PASSWORD=student123