feat(single): identity chips, comment 神评, reward open from author bar

Share VIP/verify/level/badge chrome via aksrt-identity helpers on author
bar, author card, and comments; mark hot comments; open reward modal from
author actions; admin threshold for 神评; task list go-to actions.

assets/css/frontend/comments.css

@@ -671,3 +671,34 @@ body.dark-theme .comment-login-prompt__inner {
   margin-bottom: 0;
   opacity: 0.9;
 }
+
+
+/* Identity chips + 神评 */
+.aksrt-identity-chip {
+  display: inline-flex;
+  align-items: center;
+  gap: 3px;
+  vertical-align: middle;
+  max-width: 9em;
+  overflow: hidden;
+  text-overflow: ellipsis;
+  white-space: nowrap;
+}
+.aksrt-identity-chip--comment {
+  font-size: 11px;
+  padding: 0 6px;
+}
+.aksrt-comment__badge--hot {
+  color: #ea580c;
+  background: rgba(234, 88, 12, 0.1);
+  border-radius: 999px;
+  padding: 0 6px;
+  margin-left: 4px;
+  font-size: 11px;
+}
+.aksrt-comment__header .author-box {
+  display: flex;
+  flex-wrap: wrap;
+  align-items: center;
+  gap: 4px;
+}