chore(framework): Move and improve routes loader (#8392)

* chore(framework): Move and improve routes loader

* cleanup

* fix(framework): import

yarn.lock

@@ -4616,19 +4616,24 @@ __metadata:
     "@medusajs/utils": ^1.11.9
     "@medusajs/workflows-sdk": ^0.1.6
     "@types/express": ^4.17.17
+    "@types/jsonwebtoken": ^8.5.9
     awilix: ^8.0.0
     cookie-parser: ^1.4.6
+    cors: ^2.8.5
     cross-env: ^7.0.3
     express: ^4.18.2
     express-session: ^1.17.3
     ioredis: ^5.2.5
     ioredis-mock: 8.4.0
+    jsonwebtoken: ^9.0.2
     medusa-telemetry: ^0.0.17
     morgan: ^1.9.1
     rimraf: ^3.0.2
+    supertest: ^4.0.2
     tsc-alias: ^1.8.6
     typescript: ^5.1.6
     vite: ^5.2.11
+    zod: 3.22.4
   languageName: unknown
   linkType: soft