Package macOS desktop releases as DMGs (#82)

Cargo.toml

@@ -5,6 +5,7 @@ members = [
     "apps/tui",
     "crates/apple",
     "crates/storage",
+    "tools/macos-packager",
 ]
 resolver = "3"
 
@@ -15,6 +16,9 @@ rust-version = "1.92"
 
 [workspace.dependencies]
 apple-native-keyring-store = { version = "1.0", default-features = false, features = ["keychain", "protected"] }
+apple-bundles = "0.21"
+apple-codesign = { version = "0.29", default-features = false }
+apple-dmg = "0.5"
 arboard = { version = "3.6", default-features = false, features = ["wayland-data-control"] }
 ashpd = { version = "0.13", default-features = false, features = ["file_chooser", "tokio"] }
 cap-std = "4.0"
@@ -29,6 +33,7 @@ gix = { version = "0.86", default-features = false, features = ["blocking-http-t
 gix-config = "0.59"
 hmac = "0.12"
 iced = { version = "0.14", features = ["canvas", "tokio"] }
+icns = "0.4"
 image = { version = "0.25", default-features = false, features = ["gif", "jpeg", "png"] }
 ironstorage = { path = "crates/storage" }
 keyring-core = "1.0"
@@ -49,6 +54,7 @@ serde = { version = "1", features = ["derive"] }
 sha1 = "0.10"
 sha2 = "0.10"
 shlex = "1.3"
+simple-file-manifest = "0.11"
 toml = "0.9"
 uniffi = "0.32"
 url = { version = "2.5", default-features = false }