docs: add X showcases

docs/start/showcase.md

@@ -42,6 +42,22 @@ Full setup walkthrough (28m) by VelvetShark.
 
 <CardGroup cols={2}>
 
+<Card title="PR Review → Telegram Feedback" icon="code-pull-request" href="https://x.com/i/status/2010878524543131691">
+  **@bangnokia** • `review` `github` `telegram`
+
+  OpenCode finishes the change → opens a PR → Clawdbot reviews the diff and replies in Telegram with “minor suggestions” plus a clear merge verdict (including critical fixes to apply first).
+
+  <img src="/assets/showcase/pr-review-telegram.jpg" alt="Clawdbot PR review feedback delivered in Telegram" />
+</Card>
+
+<Card title="Wine Cellar Skill in Minutes" icon="wine-glass" href="https://x.com/i/status/2010916352454791216">
+  **@prades_maxime** • `skills` `local` `csv`
+
+  Asked “Robby” (@clawdbot) for a local wine cellar skill. It requests a sample CSV export + where to store it, then builds/tests the skill fast (962 bottles in the example).
+
+  <img src="/assets/showcase/wine-cellar-skill.jpg" alt="Clawdbot building a local wine cellar skill from CSV" />
+</Card>
+
 <Card title="Tesco Shop Autopilot" icon="cart-shopping" href="https://x.com/i/status/2009724862470689131">
   **@marchattonhere** • `automation` `browser` `shopping`