feat: provide support for custom search command

[hetangmodi-crest]

Issue number:
ADDON-76780

PR Type

What kind of change does this PR introduce?

• Feature
• Bug Fix
• Refactoring (no functional or API changes)
• Documentation Update
• Maintenance (dependency updates, CI, etc.)

Summary

Added support for custom search command

Changes

customSearchCommand tag has been added to the global configuration, allowing users to generate their custom search commands using ucc-gen build. Users only need to define the logic for their command and update the customSearchCommand in globalConfig.

User experience

Users can now generate custom search commands using the ucc-gen build command. To do so, they need to define the command logic and update the globalConfig accordingly.

Checklist

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• I have performed a self-review of this change according to the development guidelines
• Tests have been added/modified to cover the changes (testing doc)
• Changes are documented
• PR title and description follows the contributing principles