Fly.io simple Dockerfile deployment

deployment.log

2022-01-29T19:44:43.080 runner[121033e8] lhr [info] Shutting down virtual machine
2022-01-29T19:44:43.215 app[121033e8] lhr [info] Sending signal SIGINT to main child process w/ PID 518
2022-01-29T19:44:43.218 app[121033e8] lhr [info] Main child exited with signal (with signal 'SIGINT', core dumped? false)
2022-01-29T19:44:43.219 app[121033e8] lhr [info] Starting clean up.
2022-01-29T19:44:43.234 app[121033e8] lhr [info] Umounting /dev/vdc from /db
2022-01-29T19:44:47.326 runner[16cd4003] lhr [info] Starting instance
2022-01-29T19:44:47.367 runner[16cd4003] lhr [info] Configuring virtual machine
2022-01-29T19:44:47.369 runner[16cd4003] lhr [info] Pulling container image
2022-01-29T19:44:49.319 runner[16cd4003] lhr [info] Unpacking image
2022-01-29T19:44:50.514 runner[16cd4003] lhr [info] Preparing kernel init
2022-01-29T19:44:50.684 runner[16cd4003] lhr [info] Setting up volume 'data_db'
2022-01-29T19:44:50.687 runner[16cd4003] lhr [info] Opening encrypted volume
2022-01-29T19:44:51.094 runner[16cd4003] lhr [info] Configuring firecracker
2022-01-29T19:44:51.228 runner[16cd4003] lhr [info] Starting virtual machine
2022-01-29T19:44:51.377 app[16cd4003] lhr [info] Starting init (commit: 0c50bff)...
2022-01-29T19:44:51.389 app[16cd4003] lhr [info] Mounting /dev/vdc at /db w/ uid: 0, gid: 0 and chmod 0755
2022-01-29T19:44:51.392 app[16cd4003] lhr [info] Preparing to run: `/app/bin/app` as root
2022-01-29T19:44:51.400 app[16cd4003] lhr [info] 2022/01/29 19:44:51 listening on [<redacted> (DNS: [fdaa::3]:53)