Add railway verification JSON configuration

domains/_railway-verify.marwaabubaker.json

@@ -0,0 +1,9 @@
+{
+  "owner": {
+    "username": "5marvv",
+    "email": "safa4marwa5@gmail.com"
+  },
+  "records": {
+    "TXT": "railway-verify=28a5353c309efdc1a66b67d3008701c3631ac4dd2a0168a6365f6d1ca334e35a"
+  }
+}