MONGO_URI=localhost:27017/keyserver MONGO_USER=keyserver MONGO_PASS=REDACTED LOG_LEVEL=info CORS_HEADER=true HTTP_SECURITY_HEADER=true CSP_HEADER=true PORT=8888 NODE_ENV=production SMTP_HOST=smtp.uni-bremen.de SMTP_PORT=465 SMTP_TLS=true SMTP_STARTTLS=false SMTP_PGP=false HTTPS_UPGRADE=true SENDER_NAME=University of Bremen Internal Key Server SENDER_EMAIL=overleaf@uni-bremen.de SMTP_USER=overleaf SMTP_PASS=REDACTED