docs: update registry agents (#482)

Co-authored-by: benbrandt <2111074+benbrandt@users.noreply.github.com>

Author: acp-release-bot[bot]

docs/get-started/registry.mdx

@@ -187,6 +187,33 @@ Visit [the registry repository on GitHub](https://github.com/agentclientprotocol
       <code>1.425.0</code>
     </p>
   </Card>
+  <Card
+    title="Junie"
+    href="https://github.com/jetbrains-junie/junie"
+    icon={
+      <svg
+        width="20"
+        height="20"
+        className="agent-icon"
+        aria-hidden="true"
+        focusable="false"
+        xmlns="http://www.w3.org/2000/svg"
+        viewBox="0 0 40 40"
+        fill="none"
+      >
+        <path
+          d="M25 15H35V16.75C35 29 30.5001 35 16.5001 35H15V25H16.5001C22.6251 25 25 22.875 25 16.75V15Z"
+          fill="currentColor"
+        />
+        <rect x="5" y="15" fill="currentColor" />
+        <rect x="15" y="5" fill="currentColor" />
+      </svg>
+    }
+  >
+    <p class="text-xs mt-3">
+      <code>704.1.0</code>
+    </p>
+  </Card>
   <Card
     title="Kimi CLI"
     href="https://github.com/MoonshotAI/kimi-cli"