Need a blank page to provide details about keycloak public key.

[manzarul]

keycloak public key is used for user authentication, some time adopters are not setting it up in env variable and they are getting incorrect result.

[nawabahmadreshi]

https://github.com/project-sunbird/project-sunbird.github.io/blob/dev/pages/developer-docs/configuring_sunbird/sso_public_key.md