You just deployed a sample app via voidlaunch sample-deploy. This page is served from a Docker container behind Caddy on your base domain.
app.py and Dockerfile for your real app.voidlaunch update sample to redeploy.voidlaunch remove sample.
voidlaunch built your image locally, pushed it to this VPS over SFTP,
started a container bound to a host port, and asked Caddy to reverse
proxy sitemap.xml to it. TLS is automatic.