add landing page for starsling

Author: masinette

docs/organization/integrations/issue-tracking/starsling/index.mdx

@@ -0,0 +1,22 @@
+---
+title: Starsling
+sidebar_order: 1
+description: "Learn about Sentry's Starsling integration."
+---
+
+StarSling's Sentry integration allows you to see all your Sentry issues prioritized (via LLM) with one-click Autofix actions powered by 
+Sentry AI (Seer). Sentry customers will be able to use Sentry AI/Seer alongside their other DevOps tools, in one unified interface.
+
+This integration is maintained and supported by Starsling. For more details, or questions, feel free to contact [email protected].
+
+## Install and Configure
+
+<Alert>
+
+Sentry Owner, Manager, or Admin permissions are required to install this integration.
+
+</Alert>
+
+1. Navigate to **Settings > Integrations > Starsling**
+
+2. Follow the full [Starsling installation instructions](https://www.starsling.dev/).