Add attribution and pull request links to changelog

CHANGELOG.md

@@ -6,16 +6,18 @@
 
 - Fix links incorrectly displayed as [unknown discussion] when request or
   actor is null, by fallbacking to parsing and rendering discussion links
-  as viewed by guests.
+  as viewed by guests. (thanks to [@rob006] in [#32])
 - Fix links incorrectly displayed as [unknown discussion] in some cases
   by improving the detection of permissions to view referenced discussions
-  in both rendering and parsing.
+  in both rendering and parsing. (thanks to [@rob006] in [#32])
 
 ### Changed
 
 - Increase PHPStan level from 5 to 7 and add some return types along the way.
 - Log actor/request is null error and stack trace only when Flarum is in
-  debug mode.
+  debug mode. (thanks to [@rob006] in [#32])
+
+[#32]: https://github.com/club-1/flarum-ext-cross-references/pull/32
 
 ## [v1.0.2] - 2023-02-14
 
@@ -24,16 +26,21 @@
 - Fallback gracefully to invalidating tag parsing if actor is null.
 - Detect again discussion URL in manually created links, and create a
   cross-reference in target discussion.
-  This has been broken since v0.5.0 when TextFormatter was added. (#27)
+  This has been broken since v0.5.0 when TextFormatter was added. ([#27])
 - Remove space after source link's title when show ID is disabled.
 
+[#27]: https://github.com/club-1/flarum-ext-cross-references/issues/27
+
 ### Changed
 
 - Add this CHANGELOG.md file.
-- Add and setup PHPStan for static analysis of PHP code.
+- Add and setup PHPStan for static analysis of PHP code. ([#25])
 - Use different flags for non-interactive shells in Makefile.
 - Add script to bump CHANGELOG.md on release.
-- Add tests for TextFormatter templates rendering. (#26)
+- Add tests for TextFormatter templates rendering. ([#26])
+
+[#25]: https://github.com/club-1/flarum-ext-cross-references/pull/25
+[#26]: https://github.com/club-1/flarum-ext-cross-references/issues/26
 
 ## [v1.0.1] - 2023-02-12
 
@@ -49,6 +56,8 @@
 
 First stable release.
 
+[@rob006]: https://github.com/rob006
+
 [unreleased]: https://github.com/club-1/flarum-ext-cross-references/compare/v1.0.2...HEAD
 [v1.0.2]: https://github.com/club-1/flarum-ext-cross-references/releases/tag/v1.0.2
 [v1.0.1]: https://github.com/club-1/flarum-ext-cross-references/releases/tag/v1.0.1