[LEBV-155] Add buttons to activate the document scan
🎯 Summary
🧪 How to test
The click of the button should behave as if the image has been clicked.
🧠 Considerations
- The click on the image still working.
- Remember that there is another ticket to handle non-happy paths and retries.
🧐 Checklist
- Changes work in Google Chrome
- Changes work in Safari
- UI is responsive
