fix(shorebird_cli): disallow obfuscation for iOS releases (#1724)

packages/shorebird_cli/lib/src/commands/release/release_ios_command.dart

@@ -96,6 +96,16 @@ make smaller updates to your app.
       return e.exitCode.code;
     }
 
+    if (results.rest.contains('--obfuscate')) {
+      // Obfuscated releases break patching, so we don't support them.
+      // See https://github.com/shorebirdtech/shorebird/issues/1619
+      logger
+        ..err('Shorebird does not currently support obfuscation on iOS.')
+        ..info(
+            '''We hope to support obfuscation in the future. We are tracking this work at ${link(uri: Uri.parse('https://github.com/shorebirdtech/shorebird/issues/1619'))}.''');
+      return ExitCode.usage.code;
+    }
+
     final codesign = results['codesign'] == true;
     if (!codesign) {
       logger

packages/shorebird_cli/test/src/commands/release/release_ios_command_test.dart

@@ -343,6 +343,22 @@ flutter:
       ).called(1);
     });
 
+    group('when obfuscate flag is passed', () {
+      setUp(() {
+        when(() => argResults.rest).thenReturn(['--obfuscate']);
+      });
+
+      test('prints error and exits with usage code', () async {
+        final exitCode = await runWithOverrides(command.run);
+
+        expect(exitCode, equals(ExitCode.usage.code));
+        verify(
+          () => logger
+              .err('Shorebird does not currently support obfuscation on iOS.'),
+        ).called(1);
+      });
+    });
+
     group('when codesign is disabled', () {
       setUp(() {
         when(() => argResults['codesign']).thenReturn(false);