docs: add reference to docs.ollama.com (#12800)

docs/integrations/jetbrains.mdx

@@ -0,0 +1,47 @@
+---
+title: JetBrains
+---
+
+<Note>This example uses **IntelliJ**; same steps apply to other JetBrains IDEs (e.g., PyCharm).</Note>
+
+## Install
+
+Install [IntelliJ](https://www.jetbrains.com/idea/).
+
+## Usage with Ollama
+
+<Note>
+  To use **Ollama**,  you will need a [JetBrains AI Subscription](https://www.jetbrains.com/ai-ides/buy/?section=personal&billing=yearly).
+</Note>
+
+1. In Intellij, click the **chat icon** located in the right sidebar
+
+<div style={{ display: 'flex', justifyContent: 'center' }}>
+  <img 
+    src="/images/intellij-chat-sidebar.png" 
+    alt="Intellij Sidebar Chat"
+    width="50%"
+  />
+</div>
+
+2. Select the **current model** in the sidebar, then click **Set up Local Models**
+
+<div style={{ display: 'flex', justifyContent: 'center' }}>
+  <img 
+    src="/images/intellij-current-model.png" 
+    alt="Intellij model bottom right corner"
+    width="50%"
+  />
+</div>
+
+3. Under **Third Party AI Providers**, choose **Ollama**  
+4. Confirm the **Host URL** is `http://localhost:11434`, then click **Ok**  
+5. Once connected, select a model under **Local models by Ollama**
+
+<div style={{ display: 'flex', justifyContent: 'center' }}>
+  <img 
+    src="/images/intellij-local-models.png" 
+    alt="Zed star icon in bottom right corner"
+    width="50%"
+  />
+</div>