add typecheck to gitlab CI

.gitlab-ci.yml

@@ -52,6 +52,12 @@ unit:
   # Extract total coverage from job logs (https://docs.gitlab.com/15.6/ee/ci/yaml/index.html#coverage)
   coverage: '/All files\s*|\s*\d+\.\d+/'
 
+typecheck:
+  <<: *default_config
+  stage: analysis
+  script:
+    - yarn typecheck
+
 code_quality:
   <<: *default_config
   stage: analysis