Cargo Features

mpl-fixed-price-sale has no features set by default.

[dependencies]
mpl-fixed-price-sale = { version = "0.4.0", features = ["no-entrypoint", "test-bpf", "no-idl", "cpi"] }
no-entrypoint cpi?
test-bpf
no-idl
cpi = no-entrypoint

mpl-fixed-price-sale has 4 features without comments.