Add missing CI stages

1 files changed, 16 insertions, 1 deletions

diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 8eb726b..95994cc 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -1,6 +1,21 @@
-image: node:10.11-alpine
+image: node:8.12-alpine
+
+cache:
+  key: yarn_cache
+  paths:
+    - .yarn_cache
+
+stages:
+  - install
+  - build
+
+install:
+  stage: install
+  script:
+    - yarn install --cache-folder ../.yarn_cache
 
 build:
+  stage: build
   script:
     - yarn build