refactor(tv): simplify user profile management with automatic sandboxing

plugins/withTVUserManagement.js

@@ -0,0 +1,21 @@
+const { withEntitlementsPlist } = require("expo/config-plugins");
+
+/**
+ * Expo config plugin to add User Management entitlement for tvOS profile linking
+ */
+const withTVUserManagement = (config) => {
+  return withEntitlementsPlist(config, (config) => {
+    // Only add for tvOS builds (check if building for TV)
+    // The entitlement is needed for TVUserManager.currentUserIdentifier to work
+    config.modResults["com.apple.developer.user-management"] = [
+      "runs-as-current-user",
+      "get-current-user",
+    ];
+
+    console.log("[withTVUserManagement] Added user-management entitlement");
+
+    return config;
+  });
+};
+
+module.exports = withTVUserManagement;