docs: add docs for docs.ollama.com (#12805)

docs/integrations/n8n.mdx

@@ -0,0 +1,53 @@
+---
+title: n8n
+---
+
+## Install
+
+Install [n8n](https://docs.n8n.io/choose-n8n/).
+
+## Using Ollama Locally
+
+1. In the top right corner, click the dropdown and select **Create Credential**
+<div style={{ display: 'flex', justifyContent: 'center' }}>
+  <img 
+    src="/images/n8n-credential-creation.png" 
+    alt="Create a n8n Credential"
+    width="75%"
+  />
+</div>
+
+2. Under **Add new credential** select **Ollama**
+<div style={{ display: 'flex', justifyContent: 'center' }}>
+  <img 
+    src="/images/n8n-ollama-form.png" 
+    alt="Select Ollama under Credential"
+    width="75%"
+  />
+</div>
+3. Confirm Base URL is set to `http://localhost:11434` and click **Save**
+<Note> If connecting to `http://localhost:11434` fails, use `http://127.0.0.1:11434`</Note>
+4. When creating a new workflow, select **Add a first step** and select an **Ollama node** 
+<div style={{ display: 'flex', justifyContent: 'center' }}>
+  <img 
+    src="/images/n8n-chat-node.png" 
+    alt="Add a first step with Ollama node"
+    width="75%"
+  />
+</div>
+5. Select your model of choice (e.g. `qwen3-coder`) 
+<div style={{ display: 'flex', justifyContent: 'center' }}>
+  <img 
+    src="/images/n8n-models.png" 
+    alt="Set up Ollama credentials"
+    width="75%"
+  />
+</div>
+
+## Connecting to ollama.com
+1. Create an [API key](https://ollama.com/settings/keys) on **ollama.com**.  
+2. In n8n, click **Create Credential** and select **Ollama**
+4. Set the **API URL** to `https://ollama.com`
+5. Enter your **API Key** and click **Save**
+
+