2026.9.33

Update Claude Code docs - 2026-09-12 | Release: 2026.9.33 | Updated: admin-setup.md,agent-sdk__typescript.md agent-view.md,authentication.md best-practices.md,changelog.md claude-apps-gateway-config.md,costs.md desktop-quickstart.md,desktop.md env-vars.md,errors.md fast-mode.md,managed-settings.md model-config.md,monitoring-usage.md sandbox-environments.md,self-hosted-environments-deploy.md server-managed-settings.md,settings-reference.md setup.md,terminal-config.md troubleshoot-install.md,worktrees.md