We experienced a major service disruption earlier today that has since been resolved, but your Postgres service appears to still be in a bad state from it. Your backend is unable to reach the database, and the dashboard also cannot connect via SSH. Please try redeploying your Postgres service by going to its Deployments tab, clicking the three-dot menu on the latest deployment, and selecting "Redeploy". Once Postgres is back up, redeploy your backend as well.