fix: adjust figure size for scatter plot in generate_scatter_plot function

refactor: format code for readability in generate_scatter_plot function

feat: add depth slider and cache figures in BNN prior demo

feat: add BNN prior optimization demo page

cleanup: remove compute workspace and adjust layout

feat: add DEMO_DATA_DIR env var for flexible data directory

feat: add Bayesian neural network uncertainty decomposition with Parquet caching

feat: add Gaussian Process joint distribution visualization

feat: add deep net prior pathologies visualization

feat: add activation function selector for function space manifold plot

feat: add function space manifold visualization for Bayesian deep learning