adds scripts from makefile to gitlab-ci.yml

.gitlab-ci.yml

@@ -39,8 +39,9 @@ code_coverage:
     paths:
       - ./coverage.html
   script:
-    - make coverage
-    - echo "coverage report generated"
+    - go test -coverprofile=coverage.out ./...
+    - go tool cover -func=coverage.out
+    - go tool cover -html=coverage.out -o ./coverage.html
 
 build:
   stage: build