Add native themed session locker and Settings integration

shell/ferese-lock/Cargo.toml

@@ -0,0 +1,20 @@
+[package]
+name = "ferese-lock"
+version.workspace = true
+edition.workspace = true
+license.workspace = true
+rust-version = "1.95"
+
+[dependencies]
+ferese-config = { path = "../../crates/ferese-config" }
+libcosmic.workspace = true
+jiff.workspace = true
+image = { version = "0.25.10", default-features = false }
+libc.workspace = true
+libloading = "0.8.9"
+zeroize = "1.9"
+wayland-client.workspace = true
+tokio = { version = "1", features = ["rt", "time"] }
+
+[dev-dependencies]
+tempfile.workspace = true