fix(claude): restore namespaced /gsd:<command> references (#3452)

* fix(claude): restore namespaced /gsd:<command> references

* test(claude): align slash-command expectations to /gsd: form

* test(claude): align generated command references to /gsd:

* test(claude): finish /gsd: namespace expectation updates

get-shit-done/workflows/map-codebase.md

@@ -29,8 +29,8 @@ Documents are reference material for Claude when planning/executing. Always incl
 
 <step name="parse_paths_flag" priority="first">
 Parse an optional `--paths <p1,p2,...>` argument. When supplied (by the
-post-execute codebase-drift gate in `/gsd-execute-phase` or by a user running
-`/gsd-map-codebase --paths apps/accounting,packages/ui`), the workflow
+post-execute codebase-drift gate in `/gsd:execute-phase` or by a user running
+`/gsd:map-codebase --paths apps/accounting,packages/ui`), the workflow
 operates in **incremental-remap mode**:
 
 - Pass `--paths <p1>,<p2>,...` through to each spawned `gsd-codebase-mapper`
@@ -415,12 +415,12 @@ Created .planning/codebase/:
 
 `/clear` then:
 
-`/gsd-new-project`
+`/gsd:new-project`
 
 ---
 
 **Also available:**
-- Re-run mapping: `/gsd-map-codebase`
+- Re-run mapping: `/gsd:map-codebase`
 - Review specific file: `cat .planning/codebase/STACK.md`
 - Edit any document before proceeding