feat: add export and import functionality for Bitwarden and NodeWarden formats

- Implemented export formats for Bitwarden (JSON, encrypted JSON, ZIP) and NodeWarden (JSON).
- Added support for attachments in ciphers and introduced new types for handling attachments.
- Enhanced import formats to include Bitwarden ZIP and NodeWarden JSON.
- Updated internationalization strings for attachment-related features.
- Improved UI styles for attachment management and import summary display.

webapp/src/components/SettingsPage.tsx

@@ -182,6 +182,7 @@ export default function SettingsPage(props: SettingsPageProps) {
                   props.onNotify?.('success', t('txt_recovery_code_copied'));
                 }}
               >
+                <Clipboard size={14} className="btn-icon" />
                 {t('txt_copy_code')}
               </button>
             </div>