mac: add app icon and tidy voice picker

apps/macos/Icon.icon/icon.json

@@ -0,0 +1,36 @@
+{
+  "fill" : {
+    "automatic-gradient" : "extended-srgb:0.00000,0.53333,1.00000,1.00000"
+  },
+  "groups" : [
+    {
+      "layers" : [
+        {
+          "image-name" : "clawdis-mac.png",
+          "name" : "clawdis-mac",
+          "position" : {
+            "scale" : 1.07,
+            "translation-in-points" : [
+              -2,
+              0
+            ]
+          }
+        }
+      ],
+      "shadow" : {
+        "kind" : "neutral",
+        "opacity" : 0.5
+      },
+      "translucency" : {
+        "enabled" : true,
+        "value" : 0.5
+      }
+    }
+  ],
+  "supported-platforms" : {
+    "circles" : [
+      "watchOS"
+    ],
+    "squares" : "shared"
+  }
+}

apps/macos/Package.swift

@@ -32,6 +32,9 @@ let package = Package(
                 .product(name: "AsyncXPCConnection", package: "AsyncXPCConnection"),
                 .product(name: "MenuBarExtraAccess", package: "MenuBarExtraAccess"),
             ],
+            resources: [
+                .copy("Resources/Clawdis.icns"),
+            ],
             swiftSettings: [
                 .enableUpcomingFeature("StrictConcurrency"),
             ]