* chore(deps): update dependencies and fix security vulnerabilities
Update TypeScript 4.9 → 5.4. Update Zod 3 → 4. Update nodemailer 6 → 7. Update @typescript-eslint
packages to v7. Update xml2js, undici, lodash, axios, swr, winston- Add pnpm.overrides for
transitive dependency vulnerabilities
* chore: fix import ordering for TypeScript 5.4 compatibility
prettier-plugin-organize-imports behaves differently with TypeScript 5.4 vs 4.9, causing CI
formatting checks to fail. This reformats imports to match the ordering expected by the plugin with
the upgraded TS version.