Update

apps/mobile/plugins/withFixHoisting.js

@@ -0,0 +1,36 @@
+/**
+ * Expo config plugin that ensures hoisted native packages are moved back
+ * to apps/mobile/node_modules BEFORE any other plugins try to resolve them.
+ *
+ * This runs at plugin load time (synchronously), not as a deferred mod,
+ * so it fixes the issue before @react-native-firebase/app plugin resolution.
+ */
+const fs = require('fs');
+const path = require('path');
+
+const ROOT = path.resolve(__dirname, '..', '..', '..'); // apps/mobile/../../..
+const MOBILE_NM = path.join(ROOT, 'apps', 'mobile', 'node_modules');
+const ROOT_NM = path.join(ROOT, 'node_modules');
+
+const PACKAGES_TO_FIX = [
+  '@react-native-firebase/app',
+  '@react-native-firebase/analytics',
+  '@react-native-firebase/crashlytics',
+  '@shopify/react-native-skia',
+];
+
+for (const pkg of PACKAGES_TO_FIX) {
+  const rootPkg = path.join(ROOT_NM, pkg);
+  const localPkg = path.join(MOBILE_NM, pkg);
+
+  if (!fs.existsSync(rootPkg)) continue;
+  if (fs.existsSync(localPkg)) continue;
+
+  const localParent = path.dirname(localPkg);
+  fs.mkdirSync(localParent, { recursive: true });
+  fs.renameSync(rootPkg, localPkg);
+}
+
+module.exports = function withFixHoisting(config) {
+  return config;
+};