Browser task preparation
Task builder
Prepares a task file.No email is sent from this demo.
Message
Subject and reusable text
Use exact CSV headers like {{name}}. The preview displays message text; it does not render HTML.
Recipients
CSV stays in this frame
No recipients
Preview
First recipient with an email value
Subject
Message text
Known placeholders are substituted. Unknown placeholders stay visible.
Task JSON
Preparation stops here
Recipient data stays in this demo and is not retained.