3.9.0

There are 4 plugin updates included with this release:

Performance Lab 3.9.0

Enhancements

• Remove experimental flags from Embed Optimizer and Image Prioritizer. (1846)

Optimization Detective 1.0.0-beta2

Enhancements

• Account for 64 KiB limit for sending beacon data. (1851)
• Add post ID for the od_url_metrics post to the tag visitor context. (1847)
• Change minimum viewport width to be exclusive whereas the maximum width remains inclusive. (1839)
• Disable URL Metric storage locking by default for administrators. (1835)
• Include active plugins in ETag data and increase default freshness TTL from 1 day to 1 week. (1854)
• Make ETag a required property of the URL Metric. (1824)
• Use CSS range syntax in media queries. (1833)
• Use IFRAME to display HTML responses for REST API storage request failures in Site Health test. (1849)

Bug Fixes

• Prevent URL in Link header from including invalid characters. (1802)
• Prevent optimizing post previews by default. (1848)

Documentation

• Improve Optimization Detective documentation. (1782)

Image Prioritizer 1.0.0-beta1

Enhancements

• Bump version to 1.0.0-beta1 to indicate graduation from being experimental. See 1846.
• Compute responsive sizes attribute based on the width from the boundingClientRect in captured URL Metrics. (1840)

Embed Optimizer 1.0.0-beta1

Enhancements

• Bump version to 1.0.0-beta1 to indicate graduation from being experimental. See 1846.
• Use CSS range syntax in media queries. (1833)