Cargo Features

[dependencies]
firebase-auth = { version = "0.4.3", default-features = false, features = ["actix-web", "axum"] }
default = actix-web, axum

These default features are set whenever firebase-auth is added without default-features = false somewhere in the dependency tree.

actix-web default

Enables actix-web and actix-web-httpauth

axum default

Enables axum

FirebaseAuth has 3 features without comments.