docs: rank the destructive generator as item 0

It was written up in 4.7 but never made the work order, which is exactly how it
stayed dangerous in the first place.

Co-Authored-By: Claude Opus 5 <noreply@anthropic.com>

examples/inter-app-api-showcase/.prettierignore

@@ -0,0 +1,6 @@
+node_modules/
+dist/
+.wrnexus/
+**/.wrnexus/
+*.log
+**/CLAUDE.md