Enable beta deployment

Author: limzykenneth

package.json

@@ -10,7 +10,7 @@
     "build": "astro check && astro build",
     "preview": "astro preview",
     "predeploy": "npm run build",
-    "deploy": "wrangler deploy",
+    "deploy": "wrangler deploy --env beta",
     "astro": "astro",
     "test": "vitest",
     "build:contributor-docs": "tsx ./src/scripts/builders/contribute.ts",