Trigger HTML Email using Azure Functions (PSHTML - PowerShell)

function.json

/*Every 45 Minutes*/
{
  "bindings": [
    {
      "name": "Timer",
      "type": "timerTrigger",
      "direction": "in",
      "schedule": "0 */45 * * * *"
    }
  ]
}

run.ps1

param($Timer)
$ADMIN = ([System.Environment]::GetEnvironmentVariable('ADMIN'))
# KEY VAULT INTEGRATION
$SECRET = ([System.Environment]::GetEnvironmentVariable('SECRET') | ConvertTo-SecureString -AsPlainText -Force)
$CREDENTIAL = [pscredential]::new($ADMIN, $SECRET)
$MAILBODY = html -Content {
    head -Content {
        Title -Content "Azure Resource Report"
    }
    #region HTML STYLE
    style -Content {
        '#computers {
            font-family: "Trebuchet MS", Arial, Helvetica, sans-serif;
            border-collapse: collapse;
            width: 100%;
        }
            
        #computers td, #computers th {
            border: 1px solid #ddd;
            padding: 8px;
        }
            
        #computers tr:nth-child(even) {
            background-color: #f2f2f2;
        }
            
        #computers tr:hover {
            background-color: #ddd;
        }
            
        #computers th {
            padding-top: 12px;
            padding-bottom: 12px;
            text-align: left;
            background-color: #4CAF50;
            color: white;
        }'
    }
    #endregion
    body -Content {
        hr
        h3 -Content "Azure Resource Information" -Style 'text-align:center'
        hr
        table -Id 'computers' -Content {
            Thead -Content {
                tr -Content {
                    th -Content "Computer Name"
                    th -Content "Operating System"
                    th -Content "Power State"
                }
            }

            Tbody -Content {
                $computers = Get-Content .\database\computers.json | ConvertFrom-Json
                $computers.computers | . {
                    process {
                        tr -Content {
                            td -Content $_.Name
                            td -Content $_.OSType 
                            td -Content $_.Status
                        }
                    }
                }
            }
        }
    }
}
$MAILPARAMS = @{
    FROM       = $ADMIN
    # REPLACE TO VALUE WITH YOUR EMAIL ADDRESS 
    TO         = 'YOUR EMAIL'
    SUBJECT    = "Azure Resource Information"
    BODY       = $MAILBODY 
    BODYASHTML = $true
    SMTPSERVER = 'smtp.office365.com'
    Usessl     = $true
    CREDENTIAL = $CREDENTIAL
}

Send-MailMessage @MAILPARAMS