verify domain for github

Looks like GitHub now needs this to ensure that the domain is
actually owned by the person trying to host GitHub Pages

domains/_github-pages-challenge-thunder-coding.cd.json

@@ -0,0 +1,10 @@
+{
+	"owner": {
+		"username": "thunder-coding",
+		"email": "yakshbari4@gmail.com",
+		"discord": "codingthunder"
+	},
+	"records": {
+		"TXT": "f56bab0740238435ae2bfe3a7d9283"
+	}
+}