Keep image_detail_original as a removed feature flag (#17803)

codex-rs/features/src/tests.rs

@@ -53,6 +53,12 @@ fn use_linux_sandbox_bwrap_is_removed_and_disabled_by_default() {
     assert_eq!(Feature::UseLinuxSandboxBwrap.default_enabled(), false);
 }
 
+#[test]
+fn image_detail_original_is_removed_and_disabled_by_default() {
+    assert_eq!(Feature::ImageDetailOriginal.stage(), Stage::Removed);
+    assert_eq!(Feature::ImageDetailOriginal.default_enabled(), false);
+}
+
 #[test]
 fn js_repl_is_experimental_and_user_toggleable() {
     let spec = Feature::JsRepl.info();
@@ -145,6 +151,14 @@ fn use_linux_sandbox_bwrap_is_a_removed_feature_key() {
     );
 }
 
+#[test]
+fn image_detail_original_is_a_removed_feature_key() {
+    assert_eq!(
+        feature_for_key("image_detail_original"),
+        Some(Feature::ImageDetailOriginal)
+    );
+}
+
 #[test]
 fn image_generation_is_under_development() {
     assert_eq!(Feature::ImageGeneration.stage(), Stage::UnderDevelopment);