Upgrade Command
Bump the nitrostack dependency and refresh agent skills when the skills registry version changes.
Bash
nitrostack-py upgrade # latest on PyPI → nitrostack>=latest
nitrostack-py upgrade --version 0.3.2 # pin nitrostack==0.3.2
nitrostack-py upgrade --dry-run
nitrostack-py upgrade --allow-downgrade --version 0.1.0
Updates pyproject.toml in place (and requirements.txt when it already pins nitrostack). A target older than the currently declared version is rejected unless --allow-downgrade is passed.
Skills: compared via .nitrostack.json skillsVersion vs remote package.json version of skills-python-sdk.