test: make routes job fail if number of files is lower than 100

.gitlab-ci.yml

@@ -50,6 +50,8 @@ routes:
   script:
     - npm install @openstapps/core
     - node lib/cli.js routes node_modules/@openstapps/core/lib routes.md
+    - NUMBER_OF_LINES=$(cat routes.md | wc -l)
+    - if [ "$NUMBER_OF_LINES" -lt 100 ]; then exit 1; fi
   artifacts:
     paths:
       - routes.md