fix: add ws as devDep for tests

Author: BlankParticle

bun.lock

@@ -93,7 +93,8 @@
     "supertest": "^6.3.3",
     "tsdown": "^0.20.3",
     "typescript": "^5.3.2",
-    "vitest": "^4.0.18"
+    "vitest": "^4.0.18",
+    "ws": "^8.19.0"
   },
   "peerDependencies": {
     "hono": "^4"