Cloud Run proxy service replacing Caddy for SMS API forwarding.
All /api/* requests are forwarded to sms-mia.telecall.com:8002
{
"username": "user_api_username_from_db",
"password": "user_api_password_from_db",
"ani": "35196544421",
"dnis": "+1234567890",
"message": "Your SMS message text",
"registeredDelivery": "1",
"command": "submit"
}{
"username": "user_api_username_from_db",
"password": "user_api_password_from_db",
"message_id": "sms_1234567890_abc123",
"command": "query"
}