**Mysterious Case of Missing Cookies Solved!**

In a thrilling tech adventure, developers encountered a puzzling issue while migrating a test application from Heroku to Kubernetes (K8). Upon investigation, the culprit was revealed: the secure flag in Express-session was set to true, preventing cookies from being sent over HTTP connections. By switching from Nginx to Ingress for HTTPS handling, the problem was solved, allowing the application to function seamlessly.

Source: https://dev.to/programmerraja/sherlock-holmes-and-the-mystery-of-the-missing-cookies-4i38