Add translation support to reply items (#1894)

* Add translation support to reply items

- Add translateState and showTranslate fields to ReplyControl
- Add translatedText field to ReplyInfo for translation results
- Implement TranslateReplyReq message and translateReply API method
- Add translation UI with loading state and result display in reply
  items
- Show translation button when showTranslate is true and translateState
  is 2

* refa

Signed-off-by: dom <githubaccount56556@proton.me>

---------

Co-authored-by: dom <githubaccount56556@proton.me>

lib/grpc/reply.dart

@@ -148,4 +148,20 @@ abstract final class ReplyGrpc {
       SearchItemReply.fromBuffer,
     );
   }
+
+  static Future<LoadingState<TranslateReplyResp>> translateReply({
+    required Int64 type,
+    required Int64 oid,
+    required Int64 rpid,
+  }) {
+    return GrpcReq.request(
+      GrpcUrl.translateReply,
+      TranslateReplyReq(
+        type: type,
+        oid: oid,
+        rpid: [rpid],
+      ),
+      TranslateReplyResp.fromBuffer,
+    );
+  }
 }