16.2 Updates: Added details of abstractions of database availability checks, JSON serialization encoder creation and UseStrictDomainMatching option

[AndyButland]

📋 Description

Adds details of the following due in 16.2:

• An abstraction introduced around boot time checks for database availability, from PR Adds abstraction around boot time checks for database availability Umbraco-CMS#19848 addressing issue BootFailed Cannot Connect To Database Umbraco-CMS#17363,
• An abstraction introduced around the creation of an encoder for JSON serialization from Provides an abstraction for creating the JavaScriptEncoder used in SystemTextConfigurationEditorJsonSerializer Umbraco-CMS#19849 addressing issue System.Text.Json.Utf8JsonWriter - how to prevent breaking Unicode characters into escape sequences Umbraco-CMS#19812
• The UseStrictDomainMatching configuration option from Added configuration option UseStrictDomainMatching, which allows control over whether content is routed without a matching domain Umbraco-CMS#19815 addressing issue UrlProviderMode Absolute not honered during routing Umbraco-CMS#19010

✅ Contributor Checklist

I've followed the Umbraco Documentation Style Guide and can confirm that:

• Code blocks are correctly formatted.
• Sentences are short and clear (preferably under 25 words).
• Passive voice and first-person language (“we”, “I”) are avoided.
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• All links work and point to the correct resources.
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• Any code examples or instructions have been tested.
• Typos, broken links, and broken images are fixed.

Product & Version (if relevant)

CMS 16.2

Deadline (if relevant)

On 21st August to coincide with the 16.2 release candidate release.

[nikolajlauridsen]

Looks good to me 👍