Use env var to specify coverage folder.

@@ -11,17 +11,22 @@ build:
  stage: build
  script:
   - make
-  - set
 
-.test:
+test:
  stage: test
  script:
   - make coverage-html
   - ssh ci_upload@192.168.20.60 install -d trbase
-  - rsync -vaurl --delete tests/coverage ci_upload@192.168.20.60:~/trbase/
+  - >
+    rsync -vaurl --delete tests/coverage
+    ci_upload@192.168.20.60:~/trbase/coverage_${CI_BUILD_ID}
+  - >
+    ssh ci_upload@192.168.20.60
+    ln -s trbase/coverage_${CI_BUILD_ID} coverage_latest
 
-.dist:
+dist:
  stage: deploy
+ only: tags
  script:
   - make dist
   - ssh ci_upload@192.168.20.60 install -d trbase/artifacts