gitlab-ci: add debug log to trigger-issuebot job

.gitlab-ci.yml

@@ -64,7 +64,15 @@ trigger-issuebot:
     - triggers
   variables:
     GIT_DEPTH: "1"
+  artifacts:
+    name: "${CI_PROJECT_PATH}_${CI_JOB_STAGE}_${CI_COMMIT_REF_NAME}_${CI_COMMIT_SHA}"
+    paths:
+      - logs/
+    when: always
+    expire_in: 1 week
   script:
+    - mkdir logs
+    - export | grep -F CI_ > logs/export.txt
     - apk add --no-cache bash curl
     - ./tools/trigger-issuebot