Gitignore Claude Code local config

claude.local.md and .claude/ were only excluded via personal,
machine-local git config (.git/info/exclude and a global ~/.gitignore),
so a fresh clone or another contributor's machine wouldn't have the
same protection. Commit the exclusion instead.

Author: brentschaus-okta

.gitignore

@@ -75,3 +75,7 @@ node_modules
 tests/cypress/videos
 tests/cypress/screenshots
 $null
+
+# Claude Code personal config/skills - not meant to be shared
+claude.local.md
+.claude/