Add JSON Export/Import for Attestations #5
Description
Labels: good first issue, feature, backend
Description
Allow users to export and import attestations as JSON files for backup and portability.
Tasks
- Add export button to attestation display
- Create JSON with proper formatting
- Add import functionality with validation
- Handle errors gracefully
Files to modify
/static/attestation-tool.js/verify/index.html
Expected outcome
Users can download their attestations as JSON and re-import them later.