Mail settings

To recovery password using email.

environment:
            MICRONAUT_EMAIL_TYPE: smtp
            MICRONAUT_EMAIL_SMTP-PORT: 465
            MICRONAUT_EMAIL_SMTP-AUTH: true
            MICRONAUT_EMAIL_STARTSSL-ENABLE: true
            MICRONAUT_EMAIL_SMTP-HOST: xxx.it
            MICRONAUT_EMAIL_SMTP-USERNAME: username
            MICRONAUT_EMAIL_SMTP-PASSWORD: password
  

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