Move the naming-scheme spec from notes/dev/specs/ into docs/guides/ so it
publishes to docs.makerfloss.eu, add it under the Hardware nav, and link it
from the editing guide. Repoint the stale references in CLAUDE.md and the
migration plan to the new path.
Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
