Move the following audited-and-implemented changes into
openspec/changes/archive/2026-06-12-completed-changes-archive/:
- tool-config-mount-cleanup
- config-profile-directory-mounts
Update archive README count and project map index/files accordingly.
openspec/changes/ now contains only the archive directory.
Quality gates: pytest 313 passed/34 skipped, npm run typecheck/lint clean,
npm test -- --run 87 passed
Move the following completed changes from openspec/changes/ to
openspec/changes/archive/2026-06-12-completed-changes-archive/:
- multi-session-terminal-ux
- reorganize-long-files
- working-copies
- workspace-first-ui
Update parent and archive .pi-map*.md indexes to reflect the move and
remove the transient active-changes-archive grouping.
openspec/changes/ now contains only the archive/ directory.