Connection: store persistent blog ID for multi-URL purposes (#34262)

* Store persistent blog ID in the options.
* If the current hostname is an IP address, we generate a URL secret and pass it along with other registration data.

Committed via a GitHub action: https://github.com/Automattic/jetpack/actions/runs/7038990403

CHANGELOG.md

@@ -5,10 +5,13 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/)
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
-## [2.0.4-alpha] - unreleased
+## [2.1.0-alpha] - unreleased
 
 This is an alpha version! The changes listed here are not final.
 
+### Added
+- XMLRPC endpoint 'jetpack.idcUrlValidation' now accepts an argument to specify whether we should try to reuse existing URL secret.
+
 ## [2.0.3] - 2023-11-24
 
 ## [2.0.2] - 2023-11-21
@@ -935,7 +938,7 @@ This is an alpha version! The changes listed here are not final.
 
 - Separate the connection library into its own package.
 
-[2.0.4-alpha]: https://github.com/Automattic/jetpack-connection/compare/v2.0.3...v2.0.4-alpha
+[2.1.0-alpha]: https://github.com/Automattic/jetpack-connection/compare/v2.0.3...v2.1.0-alpha
 [2.0.3]: https://github.com/Automattic/jetpack-connection/compare/v2.0.2...v2.0.3
 [2.0.2]: https://github.com/Automattic/jetpack-connection/compare/v2.0.1...v2.0.2
 [2.0.1]: https://github.com/Automattic/jetpack-connection/compare/v2.0.0...v2.0.1

composer.json

@@ -57,7 +57,7 @@
 			"link-template": "https://github.com/Automattic/jetpack-connection/compare/v${old}...v${new}"
 		},
 		"branch-alias": {
-			"dev-trunk": "2.0.x-dev"
+			"dev-trunk": "2.1.x-dev"
 		}
 	},
 	"config": {

src/class-package-version.php

@@ -12,7 +12,7 @@
  */
 class Package_Version {
 
-	const PACKAGE_VERSION = '2.0.4-alpha';
+	const PACKAGE_VERSION = '2.1.0-alpha';
 
 	const PACKAGE_SLUG = 'connection';