Add Claude settings file to gitignore#576

ochafik wants to merge 2 commits intofeat/app-tool-registrationmodelcontextprotocol/ext-apps:feat/app-tool-registrationfrom

claude/fix-path-to-regexp-alerts-hXoiumodelcontextprotocol/ext-apps:claude/fix-path-to-regexp-alerts-hXoiuCopy head branch name to clipboard