refactor: migrate app.config and Expo config plugins to TypeScript (#1718)

plugins/withTVUserManagement.ts

@@ -0,0 +1,27 @@
+import { type ConfigPlugin, withEntitlementsPlist } from "expo/config-plugins";
+
+/**
+ * Expo config plugin to add User Management entitlement for tvOS profile linking
+ */
+const withTVUserManagement: ConfigPlugin = (config) => {
+  // Only add for tvOS builds. The entitlement is restricted by Apple and must
+  // be present in the provisioning profile, so injecting it into mobile builds
+  // breaks signing ("Entitlement ... not found and could not be included in
+  // profile"). The entitlement is only needed for tvOS
+  // TVUserManager.currentUserIdentifier.
+  if (process.env.EXPO_TV !== "1") {
+    return config;
+  }
+
+  return withEntitlementsPlist(config, (config) => {
+    config.modResults["com.apple.developer.user-management"] = [
+      "runs-as-current-user",
+    ];
+
+    console.log("[withTVUserManagement] Added user-management entitlement");
+
+    return config;
+  });
+};
+
+export default withTVUserManagement;