Add native themed session locker and Settings integration

Cargo.lock

@@ -1627,6 +1627,22 @@ dependencies = [
 name = "ferese-layout"
 version = "0.1.0"
 
+[[package]]
+name = "ferese-lock"
+version = "0.1.0"
+dependencies = [
+ "ferese-config",
+ "image",
+ "jiff",
+ "libc",
+ "libcosmic",
+ "libloading",
+ "tempfile",
+ "tokio",
+ "wayland-client",
+ "zeroize",
+]
+
 [[package]]
 name = "ferese-protocols"
 version = "0.1.0"
@@ -7187,6 +7203,12 @@ dependencies = [
  "synstructure",
 ]
 
+[[package]]
+name = "zeroize"
+version = "1.9.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e13c156562582aa81c60cb29407084cdb54c4164760106ab78e6c5b0858cf64e"
+
 [[package]]
 name = "zerotrie"
 version = "0.2.5"