Version the deploy skill with the repo

.claude/ was ignored wholesale, which meant the deploy skill lived only
on one machine. Narrow the rule so .claude/skills/ is tracked while
settings.local.json stays local.

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>

.gitignore

@@ -32,7 +32,9 @@ yarn-error.log*
 .env*.local
 
 # claude
-.claude/
+.claude/*
+# Skills are project documentation and worth versioning; local settings are not.
+!.claude/skills/
 
 # vercel
 .vercel