feat: Add TUI Explorer for interactive module navigation

v0.6.2: Full cascade_lattice submodule mirroring - all import paths work

Add cascade_lattice alias module - both import styles now work

feat(diagnostics): Add code bug exposure system v0.6.0

Bump version to 0.5.8

Fix documentation links to use absolute GitHub URLs for PyPI compatibility

Bump version to 0.5.7 with research documentation

Add research documentation: Kleene fixed-point framework paper and accessible guide

0.5.6 - comprehensive README

Restore comprehensive README and dependencies

Bump to 0.5.5

Initial commit - cascade-lattice 0.5.4