Better file handling.

app.js

@@ -6,7 +6,16 @@ const logger = require('morgan')
 const multer = require('multer')
 
 // Setup multer disk-store
-const upload = multer({ dest: 'uploads/' })
+const storage = multer.diskStorage({
+  destination: (req, file, cb) => {
+    cb(null, 'uploads/')
+  },
+  filename: (req, file, cb) => {
+    const uniquePrefix = Date.now() + '-' + Math.round(Math.random() * 1E9)
+    cb(null, uniquePrefix + '-' + file.originalname)
+  }
+})
+const upload = multer({ storage: storage })
 
 // --- Routers ---
 const indexRouter = require('./routes/index')