fix: stale wiki/ path literals nach kb/ nachgezogen, mit Test-Guard gegen die naechste Umbenennung

Files changed:
- CHANGES.md
- VERSION
- kb/entities/projects/Chemenu.md
- kb/log.md
- tools/chemenu/commands/_util.py
- tools/chemenu/commands/cite_cmd.py
- tools/chemenu/commands/git_publish.py
- tools/chemenu/commands/log_append.py
- tools/chemenu/commands/page_ops.py
- tools/chemenu/commands/provenance_cmd.py
- tools/chemenu/commands/raw_cmd.py
- tools/chemenu/commands/run_budget.py
- tools/chemenu/commands/touch.py
- tools/chemenu/commands/xref.py
- tools/chemenu/frontmatter_io.py
- tools/chemenu/lint_core.py
- tools/chemenu/tests/test_log_append.py
- tools/chemenu/tests/test_source_hygiene.py
- tools/chemenu/tests/test_touch.py
- tools/chemenu/tests/test_type_resolver.py
- tools/chemenu/type_resolver.py
- tools/wikitool
- types/type-spec.md
- types/type-spec.schema.yaml

types/type-spec.md

@@ -178,7 +178,7 @@ genuinely that uniform. Once the default was removed and the pages reclassified
 actually were, the field split into six areas with none of them small. Declare `layout` for
 *every* enum value once it does: a value missing from it still gets a directory (`subtype_dir`
 falls back to naively pluralizing the value's own name), but that directory carries no title in
-`wiki/index.md`, which is a silent gap rather than a deliberate flat collection. Leaving a whole
+`kb/index.md`, which is a silent gap rather than a deliberate flat collection. Leaving a whole
 type's `layout` off is for the case in the paragraph above - no subtype field to key on at all
 - not for a subtype field one has simply not gotten around to mapping. A `dir:` must be a single
 path segment, because an area is as deep as a page goes.

types/type-spec.schema.yaml

@@ -26,8 +26,8 @@ properties:
     type: object
     description: >-
       Optional map of subtype value -> {dir, title}, declaring where instances
-      of each subtype are written under wiki/ and what section title/order to
-      use in wiki/index.md. Only types with subtype-driven directory
+      of each subtype are written under kb/ and what section title/order to
+      use in kb/index.md. Only types with subtype-driven directory
       placement (e.g. entity) need this; omit for types with a single flat
       directory.
     additionalProperties:
@@ -46,11 +46,11 @@ properties:
   base_dir:
     type: string
     description: >-
-      Directory, relative to the wiki root (wiki/), where instances of this
+      Directory, relative to the KB root (kb/), where instances of this
       type are written - e.g. `entities`. Required on every instantiable
       type; omit only for types that are never instantiated as pages (e.g.
       type-spec itself). Combined with `layout:` for subtype-driven
-      placement, giving wiki/<base_dir>/<layout[subtype].dir>/<Title>.md.
+      placement, giving kb/<base_dir>/<layout[subtype].dir>/<Title>.md.
     pattern: "^[a-z][a-z0-9/_-]*$"
   title_prefix:
     type: string