From c25a752b20068ddf8b7047601ab29ce6fca858e6 Mon Sep 17 00:00:00 2001
From: Artem Smirnov <urpylka@gmail.com>
Date: Mon, 24 Sep 2018 16:28:24 +0300
Subject: [PATCH] image_builder: add only tag or branch format

---
 .travis.yml | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/.travis.yml b/.travis.yml
index 38f17b58..b5230ce2 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -2,6 +2,9 @@ sudo: required
 language: generic
 services:
   - docker
+branches:
+  only:
+    - /^v\d+\.\d+(\.\d+)?(-\S*)?$/
 env:
   global:
     - DOCKER=smirart/builder:latest