Introduce contracted compiled patch tries for faster lookup, make compiled
patch commands the primary runtime path, refresh stemmer benchmarks and
documentation, and restructure the documentation for 3.0.0 onboarding.
BREAKING CHANGE: Radixor 3.0.0 promotes compiled patch-command APIs and
new compiled trie artifacts as the primary runtime integration model.
- remove Material for MkDocs generator branding from the site footer
- keep footer presentation aligned with the project's professional documentation style
- improve Javadoc overview content for the API landing page
- align Javadoc introductory text with the main project site messaging
- clarify project scope, documentation purpose, and license information
