Add bar charts support
Summary
This issue introduces bar charts so that it can be used in the monitoring dashboard as a part of our dogfooding efforts. This MR adds a basic version of bar charts.
Screenshots
| GitLab UI component | ![]() |
| Bar chart tooltip | ![]() |
| GitLab monitoring dashboard | ![]() |
Mentions gitlab#202000 (closed)
Edited by 🤖 GitLab Bot 🤖


