Merged origin/main (release v3.0.0) into main and preserved fork features:
- Minimal compact prompt window (140px) that expands with editor/history.
- Larger pet speech bubbles that scale with pet/window size.
- Improved chat command memory extraction (/remember, /memorize, /note, don't forget).
- Continuous pet scale slider from 0.16x to 10x (screen-filling).
Version bumped to 3.1.0.
524e8c70e8