dnscontrol: Add monitor sub domain for monitoring metrics

dnscontrol/dnsconfig.js

@@ -21,6 +21,7 @@ D('sanchayanmaity.net', REG_NONE, DnsProvider(DNS_DESEC),
     CAA("@", "issue", "letsencrypt.org"),
     CNAME("git" , "sanchayanmaity.net."),
     CNAME("www" , "sanchayanmaity.net."),
+    CNAME("monitor" , "sanchayanmaity.net."),
     CNAME("openpgpkey", "wkd.keys.openpgp.org."),
     TXT('openpgp', '41B3422B03703BF5FD03FAFB6F6A0609C12038F3'),
     TXT('keyoxide', 'openpgp4fpr:41b3422b03703bf5fd03fafb6f6a0609c12038f3'),
@@ -53,6 +54,7 @@ D('sanchayanmaity.com', REG_NONE, DnsProvider(DNS_DESEC),
     CAA("@", "issue", "letsencrypt.org"),
     CNAME("git" , "sanchayanmaity.com."),
     CNAME("www" , "sanchayanmaity.com."),
+    CNAME("monitor" , "sanchayanmaity.com."),
     MX("@", 10, "in1-smtp.messagingengine.com."),
     MX("@", 20, "in2-smtp.messagingengine.com."),
     TXT('@', 'v=spf1 include:spf.messagingengine.com ?all'),