Fix key definition

src/utils/auth/null.js

@@ -4,7 +4,7 @@ function createNullAuth() {
   return {
     authorize: () => NullPermissions,
     getContext: () => ({
-      provider: NullAuthKey,
+      provider: "null",
     }),
   };
 }

src/utils/auth/proxy.js

@@ -10,7 +10,7 @@ function getProxyPermissions(userHeader, groupHeader, request) {
 function createProxyAuth({ groupHeader, userHeader }) {
   return {
     getContext: (request) => ({
-      type: ProxyAuthKey,
+      provider: "proxy",
       ...(userHeader && { [userHeader]: request.headers.get(userHeader) }),
       ...(groupHeader && { [groupHeader]: request.headers.get(groupHeader) }),
     }),