add additional options for ollama embeddings

src/routes/api/ollama.ts

@@ -0,0 +1,40 @@
+import axios from 'axios';
+import options from "../../services/options.js";
+import log from "../../services/log.js";
+import type { Request, Response } from "express";
+
+/**
+ * List available models from Ollama
+ */
+async function listModels(req: Request, res: Response) {
+    try {
+        const { baseUrl } = req.body;
+
+        // Use provided base URL or default from options
+        const ollamaBaseUrl = baseUrl || await options.getOption('ollamaBaseUrl') || 'http://localhost:11434';
+
+        // Call Ollama API to get models
+        const response = await axios.get(`${ollamaBaseUrl}/api/tags`, {
+            headers: { 'Content-Type': 'application/json' },
+            timeout: 10000
+        });
+
+        // Return the models list
+        return res.send({
+            success: true,
+            models: response.data.models || []
+        });
+    } catch (error: any) {
+        log.error(`Error listing Ollama models: ${error.message || 'Unknown error'}`);
+
+        return res.status(500).send({
+            success: false,
+            message: error.message || 'Failed to list Ollama models',
+            error: error.toString()
+        });
+    }
+}
+
+export default {
+    listModels
+};