Disable Railway build cache

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

Author: pktikkani

railway.json

@@ -2,10 +2,10 @@
   "$schema": "https://railway.app/railway.schema.json",
   "build": {
     "builder": "DOCKERFILE",
-    "dockerfilePath": "Dockerfile"
+    "dockerfilePath": "Dockerfile",
+    "noCache": true
   },
   "deploy": {
-    "startCommand": "npm run start",
     "restartPolicyType": "ON_FAILURE",
     "restartPolicyMaxRetries": 10
   }