Add flow validation with triangulum

[Taucher2003]

Closes #867

[github-actions]

GitLab Pipeline Action

General information

Link to pipeline: https://gitlab.com/code0-tech/development/sagittarius/-/pipelines/2414450302

Status: Passed
Duration: 4 minutes

Job summaries

rspec: [ee]

Coverage report available at https://code0-tech.gitlab.io/-/development/sagittarius/-/jobs/13687935232/artifacts/tmp/coverage/index.html
Test summary available at https://gitlab.com/code0-tech/development/sagittarius/-/pipelines/2414450302/test_report
Finished in 22.8 seconds (files took 12.51 seconds to load)
1332 examples, 0 failures
Line Coverage: 92.62% (4293 / 4635)
[TEST PROF INFO] Time spent in factories: 00:12.279 (41.22% of total time)

rspec: [ce]

Coverage report available at https://code0-tech.gitlab.io/-/development/sagittarius/-/jobs/13687935230/artifacts/tmp/coverage/index.html
Test summary available at https://gitlab.com/code0-tech/development/sagittarius/-/pipelines/2414450302/test_report
Finished in 22.86 seconds (files took 13.13 seconds to load)
1285 examples, 0 failures
Line Coverage: 92.08% (4125 / 4480)
[TEST PROF INFO] Time spent in factories: 00:12.306 (41.08% of total time)

rubocop

733 files inspected, no offenses detected