Environment variables

Add environment variables. See the database secret engine section for usage. Further information:

envsConfig:
  - name: ROOT_USERNAME
    valueFrom:
      secretKeyRef:
        name: mysql-login
        key: user
  - name: ROOT_PASSWORD
    valueFrom:
      secretKeyRef:
        name: mysql-login
        key: password
Last modified June 7, 2023: Remove banzai logo from figures (#102) (539f194)