feat: add template preview cards and --template CLI flag

feat: add external links support in paper template and fix inline meta

feat: agent-friendly project structure and paper template redesign

feat: add article template variant, npx CLI, and llms.txt auto-generation

docs: add live link to dataviz page

fix: prevent theme toggle transition flash on page load

feat: improve PDF export with screenshot-based embed rendering and cover page layout

fix: remove manual figure numbers and render HTML in dataviz descriptions

docs: add dataviz page documentation to components chapter

feat: backport dataviz page, embed export, and visual extraction from smol-training-playbook

docs: improve Notion importer documentation

update

update

Add Apollo 11 audio demo file and update references from .wav to .mp3

Clean repository - remove missing LFS files