fix(sync): link skills through the project's node_modules (#68)

feat(sync): link skills into .agents/skills

[ci] release

Merge branch 'main' into chore/test-ci

fix(sync): walk up to project root

feat(skills): add docs skills

ref(lint): relax rules, add custom

wip: add sync command

wip(clink): migrate to clink

feat: add env sync command