[Security Solution] Prebuilt Rules Customization: Do comprehensive exploratory testing of the app with the `prebuiltRulesCustomizationEnabled` feature flag turned on (DRAFT)

[jpdjere]

Epics: https://github.com/elastic/security-team/issues/1974 (internal), https://github.com/elastic/kibana/issues/174168

🚧 Ticket under construction 🚧

Summary

Do comprehensive exploratory testing of the app with the prebuiltRulesCustomizationEnabled feature flag turned on:

• Rule management workflows: creating, editing, bulk editing, duplicating custom rules; using the Rule Management and Details pages.
• Rule installation workflow: installing prebuilt rules; using the Rule Management and Details pages.
• Rule customization workflow: installing, editing, bulk editing, duplicating prebuilt rules; using the Rule Management and Details pages.
• Rule upgrade workflow: installing, editing, bulk editing, upgrading prebuilt rules; using the Rule Management and Details pages.
• Rule export and import workflows.
• Disable the prebuiltRulesCustomizationEnabled feature flag after using the app with the flag enabled. Test that the app works without issues and errors.

Background

TBD

[elasticmachine]

Pinging @elastic/security-detection-rule-management (Team:Detection Rule Management)

[elasticmachine]

Pinging @elastic/security-solution (Team: SecuritySolution)

[elasticmachine]

Pinging @elastic/security-detections-response (Team:Detections and Resp)