doc(plugins/reactions): update

Author: lowlighter

source/plugins/reactions/README.md

@@ -1,15 +1,28 @@
-### 🎭 Comment reactions
-
-The *reactions* plugin displays overall reactions on your recent issues and issue comments.
-
+<!--header-->
 <table>
-  <td align="center">
-    <img src="https://github.com/lowlighter/metrics/blob/examples/metrics.plugin.reactions.svg">
-    <img width="900" height="1" alt="">
-  </td>
+  <tr><th colspan="2"><h3>🎭 Comment reactions</h3></th></tr>
+  <tr><td colspan="2" align="center"><p>This plugin displays overall reactions on your recent issues, comments and discussions.</p>
+</td></tr>
+  <tr>
+    <th rowspan="3">Supported features<br><sub><a href="metadata.yml">→ Full specification</a></sub></th>
+    <td><a href="/source/templates/classic"><code>📗 Classic template</code></a></td>
+  </tr>
+  <tr>
+    <td><code>👤 Users</code></td>
+  </tr>
+  <tr>
+    <td><code>🔑 (scopeless)</code> <code>read:org (optional)</code> <code>read:user (optional)</code> <code>repo (optional)</code></td>
+  </tr>
+  <tr>
+    <td colspan="2" align="center">
+      <img src="https://github.com/lowlighter/metrics/blob/examples/metrics.plugin.reactions.svg" alt=""></img>
+      <img width="900" height="1" alt="">
+    </td>
+  </tr>
 </table>
+<!--/header-->
 
-#### ➡️ Available options
+## ➡️ Available options
 
 <!--options-->
 <table>
@@ -132,9 +145,7 @@ The *reactions* plugin displays overall reactions on your recent issues and issu
 </table>
 <!--/options-->
 
-*[→ Full specification](metadata.yml)*
-
-#### ℹ️ Examples workflows
+## ℹ️ Examples workflows
 
 <!--examples-->
 ```yaml
@@ -149,4 +160,4 @@ with:
   plugin_reactions_details: percentage
 
 ```
-<!--/examples-->
+<!--/examples-->