chore(ci): Hardcode Metro 0.83.1 for E2E Tests with RnDiffApp

dev-packages/e2e-tests/cli.mjs

@@ -125,6 +125,19 @@
   // yarn v3 won't install dependencies in a sub project without a yarn.lock file present
   fs.writeFileSync(`${appDir}/yarn.lock`, '');
 
+  // Only apply the package.json patch for newer RN versions
+  const versionNumber = parseFloat(RNVersion.replace(/[^\d.]/g, ''));
+  if (versionNumber >= 0.80) {
+    execSync(`${patchScriptsDir}/rn.patch.package.json.js --path package.json`, {
+      stdio: 'inherit',
+      cwd: appDir,
+      env: env,
+    });
+  } else {
+    console.log(`Skipping rn.patch.package.json.js for RN ${RNVersion} (< 0.80)`);
+  }
+
+
   execSync(`yarn install`, {
     stdio: 'inherit',
     cwd: appDir,

dev-packages/e2e-tests/patch-scripts/rn.patch.package.json.js

@@ -0,0 +1,39 @@
+#!/usr/bin/env node
+
+const fs = require('fs');
+const path = require('path');
+const { argv, cwd } = require('process');
+const parseArgs = require('minimist');
+const { debug } = require('@sentry/core');
+debug.enable();
+
+const args = parseArgs(argv.slice(2), { string: ['app','path','file'], alias: { path: ['file'] } });
+
+function resolvePkgPath() {
+  if (args.path) {
+    const p = path.resolve(args.path);
+    if (!p.endsWith('package.json')) throw new Error(`--path must point to package.json, got: ${p}`);
+    return p;
+  }
+  if (args.app) return path.join(path.resolve(args.app), 'package.json');
+  return path.join(cwd(), 'package.json');
+}
+
+const pkgPath = resolvePkgPath();
+if (!fs.existsSync(pkgPath)) throw new Error(`package.json not found at: ${pkgPath}`);
+
+const raw = fs.readFileSync(pkgPath, 'utf8');
+let pkg;
+try { pkg = JSON.parse(raw); } catch (e) { throw new Error(`Invalid JSON: ${e.message}`); }
+
+const METRO = '0.83.1';
+
+pkg.overrides = pkg.overrides || {};
+pkg.overrides.metro = METRO;
+pkg.resolutions = pkg.resolutions || {};
+pkg.resolutions['metro'] = METRO;
+
+fs.writeFileSync(pkgPath + '.bak', raw);
+fs.writeFileSync(pkgPath, JSON.stringify(pkg, null, 2) + '\n');
+
+debug.log('Patched package.json: overrides.metro and resolutions.metro set to', METRO);