Blunderbase v0.12.0

• Added an iOS companion app for the games list and game screen
• Added German throughout the app and the landing page
• Added browser Stockfish setup when no engine is assigned
• Added a guided tour of what a new installation has to set up
• Added a worst moments panel for the last thirty days
• Added keyboard shortcuts throughout, and a ? sheet listing them
• Added an opening book pane to the iOS game screen
• Added a light theme to the iOS app
• Changed the demo to analyse in your browser, not on its server
• Changed the licence to AGPL-3.0-or-later
• Changed the analysis board to keep the run's line
• Changed the game's book to open in the explorer
• Changed the Maia column to name the human move
• Changed the line-preview cycler to read as a setting
• Changed the capture and check sounds
• Fixed the phone evicting the browser's analysis board
• Fixed a locked database losing a Lichess or FICS game
• Fixed guessing at /mcp locking the owner out
• Fixed owner setup and event sessions being guessable
• Fixed Windows engine arguments being dropped
• Fixed learning your colour not refolding the stored game card
• Fixed a Maia fill counting as a game's analysis run
• Fixed the analysis board hanging on a finished game
• Fixed a zero blunder tally losing its colour
• Fixed the macOS app not finding a Homebrew engine
• Fixed the iOS book and analysis drifting from the board