chore: ignore .claude/settings.local.json

Add .claude/settings.local.json to .gitignore to prevent
local Claude Code configuration from being committed.

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Sonnet 4.5 <[email protected]>

Author: dfcoffin

.gitignore

@@ -55,4 +55,5 @@ test-output/
 
 # Temporary workaround directories - should not be committed
 temp-services/
-*/temp-services/
+*/temp-services/.claude/settings.local.json
+.claude/settings.local.json