- Convert RTorrentClient.test.js to use vi.mock() instead of jest.mock()
- Convert QBittorrentClient.test.js to use vi.mock() instead of jest.mock()
- Convert SABnzbdClient.test.js to use vi.mock() instead of jest.mock()
- Convert TransmissionClient.test.js to use vi.mock() instead of jest.mock()
- Convert downloadClients.test.js to use vi.mock() instead of jest.mock()
- Convert integration/downloadClients.test.js to use vi.mock() instead of jest.mock()
- Fix legacy qbittorrent.test.js to import QBittorrentClient from new location
- Add getRtorrentInstances mock to downloadClients.test.js
- Add RTORRENT_INSTANCES to integration test environment variables
- Remove auto-appending of /RPC2 from RTorrentClient constructor
- Use exact URL from config (supports custom paths like whatbox.ca/xmlrpc)
- Update .env.sample with clear URL path documentation and examples
- Update README.md with comprehensive PDCA section and all download clients
- Add URL path verification tests (whatbox.ca, custom paths, no auth)
- Update architecture diagram to include Transmission and rTorrent
- Update Docker Compose example to include all download clients
- Update prerequisites to mention all supported download clients
- Update "What It Does" and "The Matching Process" sections
- Implement RTorrentClient extending DownloadClient abstract class
- Use xmlrpc package (v1.3.2) for XML-RPC communication
- Support HTTP Basic Auth when credentials are configured
- Map rTorrent states (d.state, d.is_active, d.is_hash_checking) to normalized statuses
- Calculate ETA from download speed and remaining bytes
- Add getRtorrentInstances() to config.js
- Register RTorrentClient in downloadClients.js registry
- Add 8 comprehensive unit tests covering all functionality
- Update .env.sample with rtorrent configuration examples
- Update ARCHITECTURE.md with rtorrent client details
- Update ADDING-A-DOWNLOAD-CLIENT.md with rtorrent-specific notes
