Add healthchecks and coder

caddy/config/snippets

@@ -17,3 +17,14 @@
 (default) {
 	encode zstd gzip
 }
+
+(acmedns) {
+	tls {
+		dns acmedns {
+			username {args.0}
+			password {args.1}
+			subdomain {args.2}
+			server_url https://acme.serguzim.me
+		}
+	}
+}