Update ST V3 impl to (rotating) refresh token impl

backend/src/ee/routes/v3/serviceTokenData.ts

@@ -7,11 +7,16 @@ import { serviceTokenDataController } from "../../controllers/v3";
 router.get(
   "/me/key",
   requireAuth({
-    acceptedAuthModes: [AuthMode.SERVICE_TOKEN_V3]
+    acceptedAuthModes: [AuthMode.SERVICE_ACCESS_TOKEN]
   }),
   serviceTokenDataController.getServiceTokenDataKey
 );
 
+router.post(
+  "/me/token",
+  serviceTokenDataController.refreshToken
+);
+
 router.post(
     "/",
     requireAuth({