New Stats: Integration

[kean]

Add support for the progressive migration to the new stats.

Screen.Recording.2025-07-28.at.7.12.49.PM.mov

[dangermattic]

	1 Warning
⚠️	This PR is larger than 500 lines of changes. Please consider splitting it into smaller PRs for easier and faster reviews.

Generated by 🚫 Danger

[wpmobilebot]

📲 You can test the changes from this Pull Request in Jetpack by scanning the QR code below to install the corresponding build.

	App Name	Jetpack
	Configuration	Release-Alpha
	Build Number	28309
	Version	PR #24694
	Bundle ID	com.jetpack.alpha
	Commit	ca2262a
	Installation URL	27lunqdqb2pd0

Automatticians: You can use our internal self-serve MC tool to give yourself access to those builds if needed.

[wpmobilebot]

📲 You can test the changes from this Pull Request in WordPress by scanning the QR code below to install the corresponding build.

	App Name	WordPress
	Configuration	Release-Alpha
	Build Number	28309
	Version	PR #24694
	Bundle ID	org.wordpress.alpha
	Commit	ca2262a
	Installation URL	27la86adq2of8

Automatticians: You can use our internal self-serve MC tool to give yourself access to those builds if needed.

[sonarqubecloud]

Quality Gate passed

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
0.0% Coverage on New Code
0.0% Duplication on New Code

See analysis details on SonarQube Cloud