Deploy
Before you deploy the first time, create a namespace to deploy jitsi to:
kubectl create namespace jitsi
Next create a secret with your secret password (replace my-password with some random strings):
kubectl create secret generic jitsi-config -n jitsi --from-literal=JICOFO_COMPONENT_SECRET=my-password --from-literal=JICOFO_AUTH_PASSWORD=my-password --from-literal=JVB_AUTH_PASSWORD=my-password