Customer Support built a visitor sign-in kiosk

“It's basically a spreadsheet with buttons.”— Plant Manager

Reason:

Because the mandatory field is documented as optional. Built in 5 evenings and demonstrated immediately afterwards.

Built by:

Marco, a working student

Build time:

2 hours 53 minutes

Built with:

Streamlit

Database:

a mini PC behind the reception desk

Authentication:

the secret is in Git history, so deleting it felt pointless

Deployment:

deployed with a shell script called deploy-final.sh

Responsible:

Petra, who has never seen the source code

Documentation:

none, but the variable names are "pretty clear"

Security situation:

the vulnerability scanner is blocked by the firewall

Future disaster:

It will outlive two reorganisations.

Age: 1.1 years · originally expected to last 4 weeks · 2 owners so far · last meaningful change 395 days ago

Rated rare mostly because: 654 users, 2 accidental connections, alive 13x longer than intended.