Prepare 2.0.0

Author: johnstevenson

CHANGELOG.md

@@ -1,4 +1,6 @@
 ## [Unreleased]
+
+## [2.0.0] - 2021-04-09
   * Break: this is a major release, see [UPGRADE.md](UPGRADE.md) for more information.
   * Break: removed optional `$colorOption` constructor param and passthru fallback.
   * Break: renamed `requiresRestart` param from `$isLoaded` to `$default`.
@@ -81,7 +83,8 @@
   * Break: the following class was renamed:
     - `Composer\XdebugHandler` -> `Composer\XdebugHandler\XdebugHandler`
 
-[Unreleased]: https://github.com/composer/xdebug-handler/compare/1.4.6...HEAD
+[Unreleased]: https://github.com/composer/xdebug-handler/compare/2.0.0...HEAD
+[2.0.0]: https://github.com/composer/xdebug-handler/compare/1.4.6...2.0.0
 [1.4.6]: https://github.com/composer/xdebug-handler/compare/1.4.5...1.4.6
 [1.4.5]: https://github.com/composer/xdebug-handler/compare/1.4.4...1.4.5
 [1.4.4]: https://github.com/composer/xdebug-handler/compare/1.4.3...1.4.4

README.md

@@ -10,6 +10,10 @@ Restart a CLI process without loading the Xdebug extension, unless `xdebug.mode=
 Originally written as part of [composer/composer](https://github.com/composer/composer),
 now extracted and made available as a stand-alone library.
 
+### Version 2
+
+Support added for Xdebug3. See [UPGRADE](UPGRADE.md) for more information.
+
 ## Installation
 
 Install the latest version with: