detecting support for ARI

acme.sh

@@ -2752,6 +2752,7 @@ _clearAPI() {
   ACME_KEY_CHANGE=""
   ACME_NEW_AUTHZ=""
   ACME_NEW_ORDER=""
+  ACME_RENEWAL_INFO=""
   ACME_REVOKE_CERT=""
   ACME_NEW_NONCE=""
   ACME_AGREEMENT=""
@@ -2790,6 +2791,9 @@ _initAPI() {
     ACME_NEW_ACCOUNT=$(echo "$response" | _egrep_o 'newAccount" *: *"[^"]*"' | cut -d '"' -f 3)
     export ACME_NEW_ACCOUNT
 
+    ACME_RENEWAL_INFO=$(echo "$response" | _egrep_o 'renewalInfo" *: *"[^"]*"' | cut -d '"' -f 3)
+    export ACME_RENEWAL_INFO
+
     ACME_REVOKE_CERT=$(echo "$response" | _egrep_o 'revokeCert" *: *"[^"]*"' | cut -d '"' -f 3)
     export ACME_REVOKE_CERT
 
@@ -2803,6 +2807,7 @@ _initAPI() {
     _debug "ACME_NEW_AUTHZ" "$ACME_NEW_AUTHZ"
     _debug "ACME_NEW_ORDER" "$ACME_NEW_ORDER"
     _debug "ACME_NEW_ACCOUNT" "$ACME_NEW_ACCOUNT"
+    _debug "ACME_RENEWAL_INFO" "$ACME_RENEWAL_INFO"
     _debug "ACME_REVOKE_CERT" "$ACME_REVOKE_CERT"
     _debug "ACME_AGREEMENT" "$ACME_AGREEMENT"
     _debug "ACME_NEW_NONCE" "$ACME_NEW_NONCE"