Add check for min tokens in corpus

Resolves #61

Change-Id: I75dec5876f4728d948ea2b6e1be143c4ba655aaa
diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index ae9025a..6632f6b 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -8,6 +8,7 @@
   # Default test configuration
   KORAP_URL: "https://korap.ids-mannheim.de/"
   KORAP_QUERIES: 'geht, [orth=geht & tt/p="VVFIN"]'
+  MIN_TOKEN_IN_CORPUS: "22000000000"
   LC_ALL: "C"
   
   # Node.js configuration