fixed file imports and added file with extension for imports (#9)

Reviewed-on: #9
Co-authored-by: Joseph Nelson <joseph.nelson4456@gmail.com>
Co-committed-by: Joseph Nelson <joseph.nelson4456@gmail.com>

src/app.js

@@ -1,15 +1,15 @@
 import express from 'express'
 import path from 'path'
 import cors from 'cors'
-import healthCheckRoutes from './routes/healthcheck'
-import authRoutes from './routes/auth'
-import userRoutes from './routes/users'
-import roleRoutes from './routes/roles'
-import locationRoutes from './routes/locations'
-import imageRoutes from './routes/images'
-import collectionRoutes from './routes/collections'
-import setRoutes from './routes/sets'
-import itemRoutes from './routes/items'
+import healthCheckRoutes from './routes/healthcheck/index.js'
+import authRoutes from './routes/auth/index.js'
+import userRoutes from './routes/users/index.js'
+import roleRoutes from './routes/roles/index.js'
+import locationRoutes from './routes/locations/index.js'
+import imageRoutes from './routes/images/index.js'
+import collectionRoutes from './routes/collections/index.js'
+import setRoutes from './routes/sets/index.js'
+import itemRoutes from './routes/items/index.js'
 
 const app = express()
 const port = process.env.PORT || 3000