Reference

Reference pages state the public contract for the selected documentation line. Use guides when you need an end-to-end outcome or explanation.

Surface	Reference
tickr command	CLI
Nickel authoring exports	Core DSL
Runtime environment	Configuration
Build, Patch, health, and lifecycle values	States and statuses
HTTP schemas	Rendered OpenAPI
Compatibility lifetime	Release support

Public protobuf declarations remain available in the repository contract directory.