Fix #19676

[nielslyngsoe]

Fixes #19676 by ensuring that Compositions are loaded before running the Property Preset logic.

[Copilot]

Pull Request Overview

This PR fixes an issue (#19676) related to content type loading and promise handling in the Umbraco CMS workspace context. The changes focus on improving the reliability of content type structure loading by ensuring all content types are properly loaded before resolving promises.

Key changes:

• Adds proper promise rejection handling in document workspace context
• Implements an allSuccess observable in repository details manager to track loading states
• Introduces comprehensive content type loading validation with error handling
• Creates a new utility function observationAsPromise for converting observables to promises with conditions

Reviewed Changes

Copilot reviewed 5 out of 5 changed files in this pull request and generated 4 comments.

Show a summary per file

File	Description
document-workspace.context.ts	Added TODO comments for promise rejection handling
repository-details-manager.ts	Added allSuccess observable and reordered operations in addEntry method
content-type-structure-manager.class.ts	Enhanced content type loading with validation, error handling, and debug logging
observation-as-promise.function.ts	New utility function for converting observables to conditional promises
index.ts	Exported the new observationAsPromise function