Add forky sources and remove trixie sources file

Archive TXT files; add Ozymandias chapter

Bump README/master-plan to v25.1

Revamp Makefile and test/format tooling

Populate constraints and update requirements

Rewrite README and bump master plan to v25

deps(pip)(deps): bump llama-index-workflows from 1.3.0 to 2.17.1

deps(pip)(deps): bump starlette from 0.52.1 to 1.0.0

deps(pip)(deps): bump html2text from 2024.2.26 to 2025.4.15

deps(pip)(deps): bump openai from 1.109.1 to 2.30.0

deps(pip)(deps): bump attrs from 25.4.0 to 26.1.0

deps(pip)(deps): bump pyaml from 23.12.0 to 26.2.1

deps(pip)(deps): bump transformers from 4.57.6 to 5.4.0

deps(pip)(deps): bump importlib-metadata from 8.7.1 to 9.0.0

Bump cryptography