chore: deprecate tweets plugin

source/plugins/tweets/README.md

@@ -3,6 +3,8 @@
   <tr><td colspan="2"><a href="/README.md#-plugins">← Back to plugins index</a></td></tr>
   <tr><th colspan="2"><h3>🐤 Latest tweets</h3></th></tr>
   <tr><td colspan="2" align="center"><p>This plugin displays the latest tweets from a <a href="https://twitter.com">Twitter</a> account.</p>
+</td></tr>
+  <tr><th>⚠️ Deprecated</th><td><p>As <a href="https://twitter.com">Twitter</a> removed the ability to fetch tweets from their free API as part of their new <a href="https://developer.twitter.com/en/docs/twitter-api/getting-started/about-twitter-api">pricing policy</a>, this plugin is no longer maintained.</p>
 </td></tr>
   <tr><th>⚠️ Disclaimer</th><td><p>This plugin is not affiliated, associated, authorized, endorsed by, or in any way officially connected with <a href="https://twitter.com">Twitter</a>.
 All product and company names are trademarks™ or registered® trademarks of their respective holders.</p>

source/plugins/tweets/examples.yml

@@ -7,6 +7,10 @@
     plugin_tweets: yes
     plugin_tweets_token: ${{ secrets.TWITTER_TOKEN }}
     plugin_tweets_user: github
+  prod:
+    skip: true
+  test:
+    skip: true
 
 - name: Latest tweets including attachments
   uses: lowlighter/metrics@latest
@@ -19,3 +23,7 @@
     plugin_tweets_attachments: yes
     plugin_tweets_user: github
     plugin_tweets_limit: 1
+  prod:
+    skip: true
+  test:
+    skip: true

source/plugins/tweets/metadata.yml

@@ -5,6 +5,8 @@ description: |
 disclaimer: |
   This plugin is not affiliated, associated, authorized, endorsed by, or in any way officially connected with [Twitter](https://twitter.com).
   All product and company names are trademarks™ or registered® trademarks of their respective holders.
+deprecation: |
+  As [Twitter](https://twitter.com) removed the ability to fetch tweets from their free API as part of their new [pricing policy](https://developer.twitter.com/en/docs/twitter-api/getting-started/about-twitter-api), this plugin is no longer maintained.
 examples:
   +latest tweets with attachments: https://github.com/lowlighter/metrics/blob/examples/metrics.plugin.tweets.attachments.svg
   latest tweets: https://github.com/lowlighter/metrics/blob/examples/metrics.plugin.tweets.svg