Keycloak Migration from 7.0.1 to 21.1.2

[sanketnagdive]

As a part of release-8.0.0, we are moving to keycloak version to 21.1.2 from version 7.0.1. As a part of keycloak 21.1.2 migration, postgres database migration needs to be done and also we are moving keycloak setup to kubernetes cluster from current setup which is hosted on virtual machine. We are using the below document shared by Lern team to upgrade the keycloak.
https://project-sunbird.atlassian.net/wiki/spaces/UM/pages/3356000303/Keycloak+Migration+7.0.1+to+21.x+Design

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