Error code standardization

internal/common/check/friend.go

@@ -0,0 +1,11 @@
+package check
+
+import (
+	server_api_params "Open_IM/pkg/proto/sdk_ws"
+	"context"
+	"errors"
+)
+
+func GetFriendsInfo(ctx context.Context, ownerUserID, friendUserID string) (*server_api_params.FriendInfo, error) {
+	return nil, errors.New("TODO:GetUserInfo")
+}