Add basic version of Comments component

app/javascript/actions/requestComment.ts

@@ -0,0 +1,12 @@
+import ICommentJSON from '../interfaces/json/IComment';
+
+export const COMMENT_REQUEST_SUCCESS = 'COMMENT_REQUEST_SUCCESS';
+interface CommentRequestSuccessAction {
+  type: typeof COMMENT_REQUEST_SUCCESS;
+  comment: ICommentJSON;
+}
+
+export const commentRequestSuccess = (comment: ICommentJSON): CommentRequestSuccessAction => ({
+  type: COMMENT_REQUEST_SUCCESS,
+  comment,
+});