Use native Chrome for Reddit login handoff

tests/vnc-entrypoint.test.ts

@@ -23,17 +23,23 @@ describe('VNC container entrypoint', () => {
     expect(script.indexOf('SingletonLock')).toBeLessThan(script.indexOf('launching bot'));
   });
 
-  it('launches regular Google Chrome before the bot and exposes its local CDP endpoint', () => {
+  it('supports a native login phase with no DevTools before the controlled browser starts', () => {
     const script = fs.readFileSync(path.resolve('docker/entrypoint.sh'), 'utf8');
 
     expect(script).toContain('google-chrome');
     expect(script).toContain('--user-data-dir="${BROWSER_SESSION_DIR}"');
+    expect(script).toContain('start_native_login_chrome');
+    expect(script).toContain('https://www.reddit.com/login/');
+    expect(script).toContain('node dist/native-login-gate.js');
+    expect(script).toContain('NATIVE_LOGIN_EXIT_CODE');
     expect(script).toContain('--remote-debugging-port="${CHROME_CDP_PORT}"');
     expect(script).toContain('export CHROME_CDP_URL=');
     expect(script).not.toContain('--enable-automation');
-    expect(script.indexOf('starting Google Chrome')).toBeLessThan(
-      script.indexOf('launching bot'),
+    const nativeFunction = script.slice(
+      script.indexOf('start_native_login_chrome()'),
+      script.indexOf('start_controlled_chrome()'),
     );
+    expect(nativeFunction).not.toContain('--remote-debugging');
   });
 
   it('installs the stable Google Chrome package rather than Chrome for Testing', () => {