add api

+var express = require('express');
+var app = express();
+var client_id = 'HH0lbvfI3QtlyR7e9tkw';
+var client_secret = 'mvPTEsNs7L';
+app.get('/search/blog', function (req, res) {
+   var api_url = 'https://openapi.naver.com/v1/search/shop?query=' + encodeURI(req.query.query); // json 결과
+//   var api_url = 'https://openapi.naver.com/v1/search/shop.xml?query=' + encodeURI(req.query.query); // xml 결과
+   var request = require('request');
+   var options = {
+       url: api_url,
+       headers: {'X-Naver-Client-Id':client_id, 'X-Naver-Client-Secret': client_secret}
+    };
+   request.get(options, function (error, response, body) {
+     if (!error && response.statusCode == 200) {
+       res.writeHead(200, {'Content-Type': 'text/json;charset=utf-8'});
+       res.end(body);
+     } else {
+       res.status(response.statusCode).end();
+       console.log('error = ' + response.statusCode);
+     }
+   });
+ });
+ app.listen(3000, function () {
+   console.log('http://127.0.0.1:3000/search/blog?query=검색어 app listening on port 3000!');
+ });
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