Set the protocol-wide emergency freeze.
Intentionally NOT version-gated, unlike every other admin setter: the freeze gate lives inside chk_version, so routing this through it would make an engaged freeze unclearable without a package upgrade — defeating the point.
chk_version
Set the protocol-wide emergency freeze.
Intentionally NOT version-gated, unlike every other admin setter: the freeze gate lives inside
chk_version, so routing this through it would make an engaged freeze unclearable without a package upgrade — defeating the point.