Moved metadata route and added static files (robots.txt)

routes/index.js

@@ -1,9 +1,10 @@
 const express = require("express")
-const router = express.Router()
 const metaService = require("../services/metaService")
+const router = express.Router({ mergeParams: true })
 
-router.get("/", (req, res) => {
-    return res.status(200).json(metaService.getServerMetadata())
+router.get(/.*/, async (req, res, next) => {
+    const file = metaService.serveStaticFile(req.originalUrl)
+    return res.status(200).sendFile(file)
 })
 
 module.exports = router

routes/metadata.js

@@ -0,0 +1,9 @@
+const express = require("express")
+const router = express.Router()
+const metaService = require("../services/metaService")
+
+router.get("/", (req, res) => {
+    return res.status(200).json(metaService.getServerMetadata())
+})
+
+module.exports = router