feat: Rename to Toju and add translation

toju-app/public/i18n/catalog/app.json

@@ -0,0 +1,20 @@
+{
+  "app": {
+    "themeStudio": {
+      "loading": "Loading Theme Studio...",
+      "title": "Theme Studio",
+      "minimized": "Minimized",
+      "minimize": "Minimize",
+      "reopen": "Re-open"
+    },
+    "desktopUpdate": {
+      "dismissAriaLabel": "Dismiss update notice",
+      "readyBadge": "Update Ready",
+      "restartTitle": "Restart to install {{version}}",
+      "latestUpdateFallback": "the latest update",
+      "downloadedMessage": "The update has already been downloaded. Restart the app when you're ready to finish applying it.",
+      "updateSettings": "Update settings",
+      "restartNow": "Restart now"
+    }
+  }
+}