Add Slack Assistant removal documentation

ai/slack-bot.mdx

@@ -8,9 +8,9 @@
   The Slack app is available for [Pro and Custom plans](https://mintlify.com/pricing?ref=slack-app) with access to the assistant.
 </Info>
 
 The Slack app adds a bot to your workspace that supports your community with real-time answers. The bot uses the Mintlify assistant to search your docs and provide accurate, cited responses, so it is always up-to-date.
 
 The bot can only see messages in channels you specifically add it to. It does not have global read access to your workspace.
 
 The bot responds to `@` mentions or to all messages in a specific channel that you configure.
 
@@ -19,7 +19,7 @@
 ## Set up the Slack app
 
 <Note>
   If your Slack Workspace Owner requires admin approval to install apps, ask them to approve the Mintlify Slack app before you add it.
 </Note>
 
 1. Navigate to the [Integrations](https://dashboard.mintlify.com/products/assistant/settings/integrations) tab of the **Assistant Configurations** page in your dashboard.
@@ -29,7 +29,7 @@
     <img src="/images/assistant/slack-connect-dark.png" alt="The Connect button in the Slack card in dark mode." className="hidden dark:block" />
   </Frame>
 1. Follow the Slack prompts to add the app to your workspace.
 1. Mention the bot to add it to a channel. The bot's default name is `@mintlify-assistant`.
 
 ## Create an `#ask-ai` channel
 
@@ -42,8 +42,25 @@
   <img src="/images/assistant/slack-configure-dark.png" alt="The Slack configuration panel in dark mode." className="hidden dark:block" />
 </Frame>
 
 ## Manage the Slack app
 
 After you add the app to your workspace, you can manage or remove the app from the [Integrations](https://dashboard.mintlify.com/products/assistant/settings/integrations) tab.
 
 In the Slack bot configuration menu, customize the bot by changing its avatar or name, and choose which channel it automatically replies to all messages in.
+
+## Remove the Slack app
+
+You can remove the Slack Assistant installation from your workspace through the dashboard:
+
+1. Navigate to the [Integrations](https://dashboard.mintlify.com/products/assistant/settings/integrations) tab of the **Assistant Configurations** page in your dashboard.
+1. In the Slack card, click **Configure** to open the configuration menu.
+1. Click **Remove** to delete the installation.
+
+When you remove a Slack Assistant installation:
+
+- The Mintlify app is automatically uninstalled from your Slack workspace
+- All installation data associated with your workspace is permanently deleted from Mintlify's database
+- The bot will no longer respond to messages in your workspace
+- This action cannot be undone
+
+If you want to use the Slack Assistant again after removing it, you'll need to reinstall it by following the setup steps above.