PR merged: 'feat: add file upload to dashboard'
Implements file upload with drag & drop; updates sendMessage to use images instead of truncated URLs.
PR merged: 'fix: ensure runtime errors always bubble up'
Ensures that runtime errors from the App iframe are properly displayed to avoid user frustration.
PR merged: 'fix: file upload variables + code block usage in dry-runs'
Fixes code block failures during dry runs due to example file issues. Review the changes [here](https://t.co/wM9n9U5XT4).