Prepare to release 2.1.0

CHANGELOG.md

@@ -6,6 +6,8 @@ Updates should follow the [Keep a CHANGELOG](https://keepachangelog.com/) princi
 
 ## [Unreleased][unreleased]
 
+## [2.1.0] - 2021-12-05
+
 ### Added
 
 - Added support for ext-yaml in FrontMatterExtension (#715)
@@ -356,7 +358,8 @@ No changes were introduced since the previous release.
     - Alternative 1: Use `CommonMarkConverter` or `GithubFlavoredMarkdownConverter` if you don't need to customize the environment
     - Alternative 2: Instantiate a new `Environment` and add the necessary extensions yourself
 
-[unreleased]: https://github.com/thephpleague/commonmark/compare/2.0.2...main
+[unreleased]: https://github.com/thephpleague/commonmark/compare/2.1.0...main
+[2.1.0]: https://github.com/thephpleague/commonmark/compare/2.0.2...2.1.0
 [2.0.2]: https://github.com/thephpleague/commonmark/compare/2.0.1...2.0.2
 [2.0.1]: https://github.com/thephpleague/commonmark/compare/2.0.0...2.0.1
 [2.0.0]: https://github.com/thephpleague/commonmark/compare/2.0.0-rc2...2.0.0

README.md

@@ -119,7 +119,7 @@ Any classes or methods marked `@internal` are not intended for use outside of th
 
 ## 🛠️ Maintenance & Support
 
-When a new **minor** version (e.g. `1.5` -> `1.6`) is released, the previous one (`1.5`) will continue to receive security and critical bug fixes for *at least* 3 months.
+When a new **minor** version (e.g. `2.0` -> `2.1`) is released, the previous one (`2.0`) will continue to receive security and critical bug fixes for *at least* 3 months.
 
 When a new **major** version is released (e.g. `1.6` -> `2.0`), the previous one (`1.6`) will receive critical bug fixes for *at least* 3 months and security updates for 6 months after that new release comes out.
 

composer.json

@@ -108,7 +108,7 @@
     },
     "extra": {
         "branch-alias": {
-            "dev-main": "2.1-dev"
+            "dev-main": "2.2-dev"
         }
     },
     "config": {

docs/_data/project.yml

@@ -4,15 +4,14 @@ description: PHP Markdown parser featuring support for CommonMark, GFM, and cust
 site_title: CommonMark for PHP
 google_analytics_tracking_id: UA-137970568-1
 repository: commonmark
-default_version: '2.0'
+default_version: '2.1'
 releases:
-  next:
+  current:
     '2.1':
       documentation_link: '/2.1/'
-  current:
+  previous:
     '2.0':
       documentation_link: '/2.0/'
-  previous:
     '1.6':
       documentation_link: '/1.6/'
     '1.5':