feat: manually mirror opencoze's code from bytedance

Change-Id: I09a73aadda978ad9511264a756b2ce51f5761adf

frontend/packages/common/prompt-kit/main/src/prompt-library/footer-actions/prompt-diff.tsx

@@ -0,0 +1,31 @@
+/*
+ * Copyright 2025 coze-dev Authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+ 
+import { I18n } from '@coze-arch/i18n';
+import { Button } from '@coze-arch/coze-design';
+export const PromptDiff = (props: { onDiff: () => void }) => {
+  const { onDiff } = props;
+  return (
+    <Button
+      color="primary"
+      onClick={() => {
+        onDiff?.();
+      }}
+    >
+      {I18n.t('compare_prompt_compare_debug')}
+    </Button>
+  );
+};