Add CI job for checking yarn.lock

.gitlab-ci.yml

@@ -111,3 +111,4 @@ include:
   - local: .gitlab/ci/dast.gitlab-ci.yml
   - local: .gitlab/ci/workhorse.gitlab-ci.yml
   - local: .gitlab/ci/graphql.gitlab-ci.yml
+  - local: .gitlab/ci/verify-lockfile.gitlab-ci.yml

.gitlab/ci/verify-lockfile.gitlab-ci.yml

+verify_lockfile:
+  stage: test
+  image: registry.gitlab.com/gitlab-org/gitlab-build-images:ruby-2.7.2-git-2.29-lfs-2.9-node-12.18-yarn-1.22-graphicsmagick-1.3.34
+  needs: []
+  rules:
+    - changes:
+        - yarn.lock
+  script:
+    - npm config set @dappelt:registry https://gitlab.com/api/v4/projects/22564149/packages/npm/
+    - npx lockfile-lint@4.3.7 --path yarn.lock --allowed-hosts yarn --validate-https
+    - npx @dappelt/untamper-my-lockfile --lockfile yarn.lock

yarn.lock

@@ -8424,7 +8424,7 @@ mkdirp@1.x, mkdirp@^1.0.4, mkdirp@~1.0.3:
 
 "mkdirp@>=0.5 0", mkdirp@^0.5.0, mkdirp@^0.5.1, mkdirp@~0.5.1:
   version "0.5.1"
-  resolved "https://registry.npmjs.org/mkdirp/-/mkdirp-0.5.1.tgz#30057438eac6cf7f8c4767f38648d6697d75c903"
+  resolved "https://registry.yarnpkg.com/mkdirp/-/mkdirp-0.5.1.tgz#30057438eac6cf7f8c4767f38648d6697d75c903"
   integrity sha1-MAV0OOrGz3+MR2fzhkjWaX11yQM=
   dependencies:
     minimist "0.0.8"