Broken internal file links in guide markdown

[github-actions]

Broken internal file links

./guide/roles/ai-roles.md

  ERROR: 1 dead link found in ./guide/roles/ai-roles.md !
  [✖] ./context-engineering.md → Status: 400

./examples/skills/git-worktree-remove/SKILL.md

  ERROR: 3 dead links found in ./examples/skills/git-worktree-remove/SKILL.md !
  [✖] ./git-worktree.md → Status: 400
  [✖] ./git-worktree-status.md → Status: 400
  [✖] ./git-worktree-clean.md → Status: 400

./examples/skills/git-worktree-clean/SKILL.md

  ERROR: 3 dead links found in ./examples/skills/git-worktree-clean/SKILL.md !
  [✖] ./git-worktree.md → Status: 400
  [✖] ./git-worktree-status.md → Status: 400
  [✖] ./git-worktree-remove.md → Status: 400

./examples/skills/git-worktree-status/SKILL.md

  ERROR: 3 dead links found in ./examples/skills/git-worktree-status/SKILL.md !
  [✖] ./git-worktree.md → Status: 400
  [✖] ./git-worktree-remove.md → Status: 400
  [✖] ./git-worktree-clean.md → Status: 400

./examples/skills/scaffold/SKILL.md

  ERROR: 4 dead links found in ./examples/skills/scaffold/SKILL.md !
  [✖] ../../guide/ultimate-guide.md → Status: 400
  [✖] ../agents/ → Status: 400
  [✖] ../hooks/ → Status: 400
  [✖] ../skills/ → Status: 400

./examples/skills/sandbox-status/SKILL.md

  ERROR: 3 dead links found in ./examples/skills/sandbox-status/SKILL.md !
  [✖] ../../guide/security/sandbox-native.md → Status: 400
  [✖] ../hooks/bash/sandbox-validation.sh → Status: 400
  [✖] ../config/sandbox-native.json → Status: 400

./examples/skills/session-save/SKILL.md

  ERROR: 2 dead links found in ./examples/skills/session-save/SKILL.md !
  [✖] ../../guide/ultimate-guide.md#916-session-teleportation → Status: 400
  [✖] ../../guide/ultimate-guide.md#924-instinct-based-continuous-learning → Status: 400

./examples/skills/review-pr/SKILL.md

  ERROR: 1 dead link found in ./examples/skills/review-pr/SKILL.md !
  [✖] ../../guide/ultimate-guide.md#split-role-sub-agents → Status: 400

./examples/skills/git-worktree/SKILL.md

  ERROR: 4 dead links found in ./examples/skills/git-worktree/SKILL.md !
  [✖] ./git-worktree-status.md → Status: 400
  [✖] ./git-worktree-remove.md → Status: 400
  [✖] ./git-worktree-clean.md → Status: 400
  [✖] ../workflows/database-branch-setup.md → Status: 400