Developer tab now includes:
- Database Backup & Restore section with download/upload JSON backup
- WebDAV Backup section to upload backups to Nextcloud/WebDAV servers
with configurable server URL, username, and password
Features:
- Full JSON export of entries, settings, logos, users, license
- Import with data replacement and transaction safety
- WebDAV upload via cURL with PUT request
- Automatic timestamped filenames (ipmanager-YYYY-MM-DD_HH-mm-ss.json)
- Settings persistence for WebDAV credentials
Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
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