Release v0.4.0: /consistency-check, skill fixes, genre-agnostic agents

New skill: /consistency-check — cross-GDD entity registry scanner
New registries: design/registry/entities.yaml, docs/registry/architecture.yaml
Skill fixes: no-arg guards, verdict keywords, AskUserQuestion gates on all team-* skills
Agent fixes: genre-agnostic language in game-designer, systems-designer, economy-designer, live-ops-designer
Docs: skill/template counts corrected, stale references cleaned up

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

.claude/skills/create-stories/SKILL.md

@@ -232,3 +232,8 @@ what must be DONE before you can start it."
 4. **Ask before writing** — get approval for the full story set before writing files
 5. **No invention** — acceptance criteria come from GDDs, implementation notes from ADRs, rules from the manifest
 6. **Never start implementation** — this skill stops at the story file level
+
+After writing (or declining):
+
+- **Verdict: COMPLETE** — [N] stories written to `production/epics/[epic-slug]/`. Run `/story-readiness` → `/dev-story` to begin implementation.
+- **Verdict: BLOCKED** — user declined. No story files written.