feat: people live on their organization's page until promoted; organization subtype, member-of, broken_anchors lint (#172)

Files changed:
- CHANGES.md
- README.md
- VERSION
- instructions/kb-profiles.md
- instructions/link-taxonomy.md
- instructions/page-lifecycle.md
- instructions/wiki-ingest/SKILL.md
- instructions/wiki-lint/SKILL.md
- kb/entities/COLLECTION.md
- kb/entities/INDEX.md
- kb/entities/organizations/E3DC GmbH.md
- kb/entities/people/E3DC GmbH.md
- kb/index.md
- kb/log.md
- tools/CONTRACT.md
- tools/chemenu/commands/lint.py
- tools/chemenu/kb_scan.py
- tools/chemenu/lint_core.py
- tools/chemenu/tests/test_lint.py
- tools/chemenu/tests/test_new_page.py
- tools/chemenu/tests/test_type_resolver.py
- tools/chemenu/tests/test_types_cmd.py
- types/entity.md
- types/entity.organization.md
- types/entity.person.md
- types/entity.schema.yaml

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01SnAJ7Z3CpVD3PRbN73QtU2

instructions/kb-profiles.md

@@ -128,13 +128,16 @@ want it.
 
 ### `entities`
 
-Concrete, pointable things: codebases, deployed systems, tools, technologies, people.
+Concrete, pointable things: codebases, deployed systems, tools, technologies, people,
+organizations.
 
 - **Quality goal:** pointability plus currency - what the thing is, where it actually is, and
   whether that is still true.
 - **Areas** driven by the `entity_type:` field: `codebases/`, `systems/`, `tools/`,
-  `technologies/`, `people/`. Areas, not collections - they inherit the contract and carry no
-  `COLLECTION.md`.
+  `technologies/`, `people/`, `organizations/`. Areas, not collections - they inherit the
+  contract and carry no `COLLECTION.md`.
+- **People live on their organization's page** as a section until a source carries material for
+  a page of their own - the alternative to a directory of one-line person stubs.
 - **Per-area emphasis** spelled out, so a system page is not written like a technology page.
 - `required_by_stack: false`.