The CLI compiles this catalog; the web app imports it.
packages/contracts/types/src/models.json is embedded in the CLI, and the web app imports the same module. A label, default model, or model entry changed there changes both and this page at once. The CLI surface itself is coming soon.
pub const SHARED_MODELS_JSON: &str = include_str!("../../../packages/contracts/types/src/models.json");