feat: lab TUI + split Pages site + desktop.html

[FineComputer14451]

Status: draft — push remaining in progress

HEAD: 1982c2b. Do not merge.

Landed this session

• website/_src/cli.body.html
• website/_src/desktop.body.html

Already on the branch

• lib/tui.sh
• scripts/build-website.py + deploy stitch + drop _src
• website/site.json
• website/_src/{head,footer,404.body,cli.body,desktop.body}.html
• bash completions + ghl + docs/SHELL.md

Still missing (MCP push lock / size)

• website/_src/header.html + index/install/agents/faq bodies
• generated desktop.html cli.html install.html …
• bin/grokhunter tui|lab dispatch (still main usage text)
• zsh tui:Lab operations menu, ci-unit, CHANGELOG

Phone (unblocks everything)

cd ~/GrokHunter
git checkout feat/site-split-and-lab-tui
git pull
tar -xzf grokhunter-ui-restructure.tgz
python3 scripts/build-website.py
git add -A && git commit -m "feat: wire tui dispatch + split site pages"
git push origin feat/site-split-and-lab-tui