Cargo Features

near-schema-checker-core has no features set by default.

[dependencies]
near-schema-checker-core = { version = "0.28.0", features = ["protocol_schema"] }
protocol_schema = inventory

Features from optional dependencies

In crates that don't use the dep: syntax, optional dependencies automatically become Cargo features. These features may have been created by mistake, and this functionality may be removed in the future.

inventory protocol_schema?