Only consider x509 certs in /.well-known/jwks API

web/src/CertEditPage.js

@@ -158,6 +158,7 @@ class CertEditPage extends React.Component {
               {
                 [
                   {id: "x509", name: "x509"},
+                  {id: "Payment", name: "Payment"},
                 ].map((item, index) => <Option key={index} value={item.id}>{item.name}</Option>)
               }
             </Select>

web/src/CertListPage.js

@@ -151,6 +151,7 @@ class CertListPage extends BaseListPage {
         filterMultiple: false,
         filters: [
           {text: "x509", value: "x509"},
+          {text: "Payment", value: "Payment"},
         ],
         width: "110px",
         sorter: true,