* ref: Update download and hash chunk sizes to speed up
* build: Adopt uv with uv.lock and drop requirements.txt
* ref: Centralize softmax helper and minor cleanups
* docs: Update documentation
* fix: Update several missing docs and tests
* docs: Clean up and remove redundants
* fix: Fix the gaze output formula and change the output order
* chore: Update model weights for gaze estimation
* release: Update release version to v3.0.0