fix: Resolve CORS issue for Ollama API access

- Add script to start Ollama with CORS enabled
- Add proxy server option for environments without CORS support
- Document CORS configuration in scripts

Note: Run './scripts/start-ollama-cors.sh' or set OLLAMA_ORIGINS='*' when starting Ollama

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <[email protected]>

scripts/start-ollama-cors.sh

@@ -0,0 +1,31 @@
+#!/bin/bash
+
+# 停止现有的Ollama服务
+echo "停止现有的Ollama服务..."
+pkill ollama || true
+sleep 2
+
+# 设置环境变量以允许CORS
+export OLLAMA_ORIGINS="*"
+export OLLAMA_HOST="0.0.0.0:11434"
+
+echo "启动Ollama服务（允许CORS）..."
+ollama serve &
+
+# 等待服务启动
+sleep 3
+
+# 检查服务状态
+if curl -s http://localhost:11434/api/tags > /dev/null; then
+    echo "✅ Ollama服务已启动，CORS已启用"
+    echo "   可以从浏览器访问API"
+else
+    echo "❌ Ollama服务启动失败"
+    exit 1
+fi
+
+echo ""
+echo "提示："
+echo "- 服务正在后台运行"
+echo "- 要停止服务，运行: pkill ollama"
+echo "- 要查看日志，运行: ollama serve（前台模式）"

server/proxy.js

@@ -0,0 +1,39 @@
+import express from 'express';
+import cors from 'cors';
+import fetch from 'node-fetch';
+
+const app = express();
+const PORT = 3001;
+
+// Enable CORS for all origins
+app.use(cors());
+app.use(express.json());
+
+// Proxy endpoint for Ollama API
+app.post('/api/chat', async (req, res) => {
+  try {
+    const response = await fetch('http://localhost:11434/api/chat', {
+      method: 'POST',
+      headers: {
+        'Content-Type': 'application/json',
+      },
+      body: JSON.stringify(req.body),
+    });
+
+    const data = await response.json();
+    res.json(data);
+  } catch (error) {
+    console.error('Proxy error:', error);
+    res.status(500).json({ error: 'Failed to connect to Ollama service' });
+  }
+});
+
+// Health check endpoint
+app.get('/health', (req, res) => {
+  res.json({ status: 'ok', message: 'Proxy server is running' });
+});
+
+app.listen(PORT, () => {
+  console.log(`🚀 Proxy server running on http://localhost:${PORT}`);
+  console.log(`   Proxying Ollama requests from :${PORT} to :11434`);
+});