deprecate(plugins/support): deprecation

source/app/metrics/metadata.mjs

@@ -396,6 +396,7 @@ metadata.plugin = async function({__plugins, __templates, name, logger}) {
         '  <tr><td colspan="2"><a href="/README.md#-plugins">← Back to plugins index</a></td></tr>',
         `  <tr><th colspan="2"><h3>${meta.name}</h3></th></tr>`,
         `  <tr><td colspan="2" align="center">${marked.parse(meta.description ?? "", {silent: true})}</td></tr>`,
+        meta.deprecation ? `  <tr><th>⚠️ Deprecated</th><td>${marked.parse(meta.deprecation ?? "", {silent: true})}</td></tr>` : "",
         meta.authors?.length ? `<tr><th>Authors</th><td>${[meta.authors].flat().map(author => `<a href="https://github.com/${author}">@${author}</a>`)}</td></tr>` : "",
         "  <tr>",
         '    <th rowspan="3">Supported features<br><sub><a href="metadata.yml">→ Full specification</a></sub></th>',

source/plugins/support/examples.yml

@@ -5,3 +5,5 @@
     token: NOT_NEEDED
     base: ""
     plugin_support: yes
+  prod:
+    skip: true

source/plugins/support/metadata.yml

@@ -2,9 +2,10 @@ name: 💭 GitHub Community Support
 category: github
 description: |
   This plugin displays statistics from a [GitHub Support Community](https://github.community/) account.
+deprecation: |
+  GitHub Support Community has been moved to [GitHub Discussions](https://github.blog/2022-07-26-launching-github-community-powered-by-github-discussions).
 examples:
   default: https://github.com/lowlighter/metrics/blob/examples/metrics.plugin.support.svg
-index: 17
 supports:
   - user
 scopes: []