feat(appearance): add composable theme package

bun.lock

@@ -83,6 +83,27 @@
         "wrangler": "^4.135.0",
       },
     },
+    "packages/appearance": {
+      "name": "@workspace/appearance",
+      "version": "0.0.0",
+      "dependencies": {
+        "@icones/react": "^0.0.1",
+        "@tanstack/react-hotkeys": "^0.10.0",
+        "@workspace/i18n": "workspace:*",
+        "@workspace/preferences": "workspace:*",
+        "@workspace/ui": "workspace:*",
+        "react": "^19.2.6",
+      },
+      "devDependencies": {
+        "@testing-library/react": "^16.3.2",
+        "@types/react": "^19",
+        "@types/react-dom": "^19",
+        "jsdom": "^30.0.1",
+        "react-dom": "^19.2.6",
+        "typescript": "~6",
+        "vitest": "^4.1.10",
+      },
+    },
     "packages/blocks": {
       "name": "@workspace/blocks",
       "version": "0.0.0",
@@ -999,6 +1020,8 @@
 
     "@vue/shared": ["@vue/shared@3.5.40", "", {}, "sha512-WxnBtruIqOoV3rA4jeKDWzrYI5h7Cp4+pjwDi8kWGHz+IslhiN+wguLVVhtv2l8VoU02rzDCVfDjgCl1lNpZVg=="],
 
+    "@workspace/appearance": ["@workspace/appearance@workspace:packages/appearance"],
+
     "@workspace/blocks": ["@workspace/blocks@workspace:packages/blocks"],
 
     "@workspace/i18n": ["@workspace/i18n@workspace:packages/i18n"],