[8.x] feat(rca): add header details (#193600)

[kibanamachine]

Backport

This will backport the following commits from main to 8.x:

• feat(rca): add header details (#193600)

Questions ?

Please refer to the Backport tool documentation

[kibana-ci]

:green_heart: Build Succeeded

• Buildkite Build
• Commit: ce11b2877a7561fe9e0866270a95b2f1059b64bc
• Kibana Serverless Image: docker.elastic.co/kibana-ci/kibana-serverless:pr-193620-ce11b2877a75

Metrics [docs]

Module Count

Fewer modules leads to a faster build time

id	before	after	diff
investigateApp	560	562	+2

Async chunks

Total size of all lazy-loaded chunks that will be downloaded as the user navigates the app

id	before	after	diff
investigateApp	464.2KB	465.1KB	+922.0B

Unknown metric groups

#### ESLint disabled line counts | id | [before](https://github.com/elastic/kibana/commit/447e3a195e07a74962de402684e63d1dc88e9b08) | [after](https://github.com/elastic/kibana/commit/ce11b2877a7561fe9e0866270a95b2f1059b64bc) | diff | | --- | --- | --- | --- | | `investigateApp` | 1 | 2 | +1 | #### Total ESLint disabled count | id | [before](https://github.com/elastic/kibana/commit/447e3a195e07a74962de402684e63d1dc88e9b08) | [after](https://github.com/elastic/kibana/commit/ce11b2877a7561fe9e0866270a95b2f1059b64bc) | diff | | --- | --- | --- | --- | | `investigateApp` | 3 | 4 | +1 |

History

To update your PR or re-run it, just comment with: @elasticmachine merge upstream

cc @kdelemme