Add qcow2 support

Cargo.toml

@@ -10,6 +10,9 @@ flate2 = "1.1.9"
 walkdir = "2.5.0"
 cpio = "0.4.1"
 xdg = "3.0.0"
+tempfile = "3.27.0"
+toml = "1.1.4"
+serde = { version = "1.0.229", features = ["derive"] }
 
 [dev-dependencies]
 tempfile = "3.27.0"