chore: add auto-claude entries to .gitignore

Author: Stephan Wald

.gitignore

@@ -22,3 +22,11 @@ build.log
 
 # Auto Claude data directory
 .auto-claude/
+
+# Auto Claude generated files
+.auto-claude-security.json
+.auto-claude-status
+.claude_settings.json
+.worktrees/
+.security-key
+logs/security/