Update changelog.mdx

Author: mintlify[bot]

changelog.mdx

@@ -5,6 +5,20 @@ rss: true
 noindex: true
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+<Update label="September 27 - October 3" tags={["New releases"]} rss={{ title: "Weekly Updates", description: "Slack bot integration for Writer Agent with direct messaging and automated notifications" }}>
+
+## Slack bot integration
+
+- **Major release**: Comprehensive Slack bot integration for the Writer Agent system
+- Bot responds to direct messages (DMs) from users with proper event filtering
+- Added OAuth scopes for full functionality: `im:read`, `im:write`, `im:history`, `channels:history`, `groups:history`, `mpim:history`
+- Event subscriptions support: `message.im`, `message.channels`, `message.groups`, `message.mpim`, `app_mention`
+- Real-time display of Slack bot status in dashboard
+- Formatted display for pull request links and Writer Agent completion notifications
+- Enhanced UI with proper Slack message formatting support (*bold text*, links, user mentions, channel references)
+
+</Update>
+
 <Update label="September 20 - September 26" tags={["Improvements"]} rss={{ title: "Weekly Updates", description: "Language support expansion, UI improvements, and infrastructure enhancements" }}>
 
 ## Language support expansion