You could make it more clear that it just generates the dump command; it doesn't attempt a connection.
1. Remove the "Generate" button.
2. Move the "Generated CLI Statement" to the right of the form as a second column (at least on wider screens).
3. Pre-fill the form with dummy data so that the generated statement does not start empty.
4. Immediately update the generated statement when someone edits any form field (with an aria-live region for accessibility).
5. Consider making the password field non-editable, or omitting it but leaving a password in the output.
6. Change "We do not store your credentials. Tasks are done in your browser" to "No data is saved. View source on GitHub." with a link to the source if you feel comfortable providing it.
1. Remove the "Generate" button.
2. Move the "Generated CLI Statement" to the right of the form as a second column (at least on wider screens).
3. Pre-fill the form with dummy data so that the generated statement does not start empty.
4. Immediately update the generated statement when someone edits any form field (with an aria-live region for accessibility).
5. Consider making the password field non-editable, or omitting it but leaving a password in the output.
6. Change "We do not store your credentials. Tasks are done in your browser" to "No data is saved. View source on GitHub." with a link to the source if you feel comfortable providing it.