docs: Make docs.rs build all features

greetd_ipc/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "greetd_ipc"
-version = "0.5.0"
+version = "0.5.1"
 authors = ["Kenny Levinsen"]
 edition = "2018"
 license = "GPL-3.0"
@@ -9,6 +9,9 @@ repository = "https://git.sr.ht/~kennylevinsen/greetd/"
 description = "An implementation of the greetd IPC protocol"
 keywords = ["greetd"]
 
+[package.metadata.docs.rs]
+all-features = true
+
 [features]
 codec = ["thiserror"]
 sync-codec = ["codec"]