feat(routes): separate routes into web and api

src/routes/api/index.ts

@@ -0,0 +1,10 @@
+import express from 'express'
+import filesRouter from './files'
+import stpRouter from './stp'
+
+const router = express.Router()
+
+router.use('/files', filesRouter)
+router.use('/stp', stpRouter)
+
+export default router