blur the comment until it's ready

client/coral-embed-stream/src/Comment.css

@@ -3,5 +3,10 @@
 }
 
 .Comment {
-  
+
+}
+
+.pendingComment {
+  filter: blur(2px);
+  pointer-events: none;
 }

client/coral-embed-stream/src/Comment.js

@@ -116,6 +116,7 @@ class Comment extends React.Component {
     const dontagree = getActionSummary('DontAgreeActionSummary', comment);
     let commentClass = parentId ? `reply ${styles.Reply}` : `comment ${styles.Comment}`;
     commentClass += highlighted === comment.id ? ' highlighted-comment' : '';
+    commentClass += comment.id === 'pending' ? ' pendingComment' : '';
 
     // call a function, and if it errors, call addNotification('error', ...) (e.g. to show user a snackbar)
     const notifyOnError = (fn, errorToMessage) => async () => {

client/coral-framework/graphql/mutations/index.js

@@ -35,7 +35,7 @@ export const postComment = graphql(POST_COMMENT, {
               action_summaries: [],
               tags: [],
               status: null,
-              id: `${Date.now()}_temp_id`
+              id: 'pending'
             }
           }
         },