send environment state to client

src/routes/api.js

@@ -50,6 +50,7 @@ var path = require('path'),
 				config.postsPerPage = meta.config.postsPerPage || 20;
 				config.maximumFileSize = meta.config.maximumFileSize;
 				config.defaultLang = meta.config.defaultLang || 'en';
+				config.environment = process.env.NODE_ENV
 
 				res.json(200, config);
 			});