v1.5.4

What's Changed

• Add fishnet (Stockfish) to mono Docker image by @Ootzk in #79
• 🐛 Fix countdown briefly flashing back to 3s after reaching 0 in pick phase by @Ootzk in #80
• Release v1.5.4 by @Ootzk in #81

Full Changelog: v1.5.3...v1.5.4