add some comments

Signed-off-by: lhy1024 <[email protected]>

server/api/server.go

@@ -52,6 +52,11 @@ func NewHandler(_ context.Context, svr *server.Server) (http.Handler, apiutil.AP
 	//	"/schedulers", http.MethodGet
 	//	"/schedulers/{name}", http.MethodPost
 	//	"/schedulers/diagnostic/{name}", http.MethodGet
+	//  “/hotspot/regions/read”, http.MethodGet
+	//  “/hotspot/regions/write”, http.MethodGet
+	//  “/hotspot/regions/history, http.MethodGet
+	//  “/hotspot/stores”, http.MethodGet
+	//  “/hotspot/buckets, http.MethodGet
 	// Following requests are **not** redirected:
 	//	"/schedulers", http.MethodPost
 	//	"/schedulers/{name}", http.MethodDelete
@@ -77,7 +82,7 @@ func NewHandler(_ context.Context, svr *server.Server) (http.Handler, apiutil.AP
 				prefix+"/hotspot",
 				scheapi.APIPathPrefix+"/hotspot",
 				mcs.SchedulingServiceName,
-				[]string{http.MethodPost, http.MethodGet, http.MethodDelete}),
+				[]string{http.MethodGet}),
 			// because the writing of all the meta information of the scheduling service is in the API server,
 			// we should not post and delete the scheduler directly in the scheduling service.
 			serverapi.MicroserviceRedirectRule(