feat(rehan): Migrate DNS to Cloudflare Pages

Removes the previous AAAA, MX, and TXT records and replaces them with a single CNAME record pointing to the new Cloudflare Pages deployment.

domains/rehan.json

@@ -1,19 +1,9 @@
 {
-  "owner": {
-    "username": "RehanPlayz",
-    "email": "RehanPlayz321@pm.me"
-  },
-  "records": {
-    "AAAA": [
-      "2a0b:4e07:8:1::869"
-    ],
-    "MX": [
-      { "priority": 10, "target": "mx1.improvmx.com" },
-      { "priority": 20, "target": "mx2.improvmx.com" }
-    ],
-    "TXT": [
-      "v=spf1 include:spf.improvmx.com ~all"
-    ]
-  },
-  "proxied": true
+    "owner": {
+        "username": "RehanPlayz",
+        "email": "RehanPlayz321@pm.me"
+    },
+    "records": {
+        "CNAME": "rehan-bce.pages.dev"
+    }
 }