supervisord.conf

[supervisord]
logfile=/tmp/supervisord.log ; (main log file; default $CWD/supervisord.log)

[supervisord]
nodaemon=true

[program:redis]
command=redis-server

[program:postgresql]
command=/usr/lib/postgresql/12/bin/postgres -D /var/lib/postgresql/12/main -c config_file=/etc/postgresql/12/main/postgresql.conf

[program:uvicorn]
command=/app/start.sh
autorestart=true