Add "Triggered By" name and gravatar to pipelines
We now track who triggered a pipeline (who may be different than the author of the last commit). We should show that in the pipeline list and details pages, and pipeline emails.
Single Source of Truth
point of attention:
- MR mention in context of commit as in
in !1234
- pipeline column
- trigger placement (mono spaced letters API (like code block without bg), avatar if person) as in
by avatar
orby API
- API should have tooltip of API trigger code