Downloads the Postman tarball. The default version is pinned in the script (12.11.3); set POSTMAN_LATEST_VERSION to install a different one. Check the Postman release notes when updating.
Supported architectures: x86_64
bash <(curl -sSL --connect-timeout 10 --max-time 10 \
https://raw.githubusercontent.com/arpanrec/dotfiles/refs/heads/main/install-postman)