🔖 Prepare release v4.0.6

⚡️ A message from a fellow meat-based-AI ⚡️
- [❤️] Finely-crafted open-source tools like ast-merge (& many more) require time and effort.
- [❤️] Though I adore my work, it lacks financial sustainability.
- [❤️] Please, help me continue enhancing your tools by becoming a sponsor:
  - [💲] https://liberapay.com/pboling/donate
  - [💲] https://github.com/sponsors/pboling

Author: pboling

CHANGELOG.md

@@ -22,9 +22,6 @@ Please file a bug if you notice a violation of semantic versioning.
 
 ### Changed
 
-- Updated documentation on hostile takeover of RubyGems
-  - https://dev.to/galtzo/hostile-takeover-of-rubygems-my-thoughts-5hlo
-
 ### Deprecated
 
 ### Removed
@@ -33,6 +30,30 @@ Please file a bug if you notice a violation of semantic versioning.
 
 ### Security
 
+## [4.0.6] - 2026-02-19
+
+- TAG: [v4.0.6][4.0.6t]
+- COVERAGE: 96.37% -- 2552/2648 lines in 50 files
+- BRANCH COVERAGE: 87.22% -- 812/931 branches in 50 files
+- 98.81% documented
+
+### Added
+
+- AGENTS.md
+
+### Changed
+
+- Updated documentation on hostile takeover of RubyGems
+  - https://dev.to/galtzo/hostile-takeover-of-rubygems-my-thoughts-5hlo
+- appraisal2 v3.0.6
+- kettle-test v1.0.10
+- stone_checksums v1.0.3
+- tree_haver v5.0.5
+- tree_stump v0.2.0
+  - fork no longer required, updates all applied upstream
+- Updated documentation on hostile takeover of RubyGems
+  - https://dev.to/galtzo/hostile-takeover-of-rubygems-my-thoughts-5hlo
+
 ## [4.0.5] - 2026-02-01
 
 - TAG: [v4.0.5][4.0.5t]
@@ -756,7 +777,9 @@ Please file a bug if you notice a violation of semantic versioning.
 
 - Initial release
 
-[Unreleased]: https://github.com/kettle-rb/ast-merge/compare/v4.0.5...HEAD
+[Unreleased]: https://github.com/kettle-rb/ast-merge/compare/v4.0.6...HEAD
+[4.0.6]: https://github.com/kettle-rb/ast-merge/compare/v4.0.5...v4.0.6
+[4.0.6t]: https://github.com/kettle-rb/ast-merge/releases/tag/v4.0.6
 [4.0.5]: https://github.com/kettle-rb/ast-merge/compare/v4.0.4...v4.0.5
 [4.0.5t]: https://github.com/kettle-rb/ast-merge/releases/tag/v4.0.5
 [4.0.4]: https://github.com/kettle-rb/ast-merge/compare/v4.0.3...v4.0.4

Gemfile.lock

@@ -23,7 +23,7 @@ GIT
 PATH
   remote: .
   specs:
-    ast-merge (4.0.5)
+    ast-merge (4.0.6)
       tree_haver (~> 5.0, >= 5.0.5)
       version_gem (~> 1.1, >= 1.1.9)
 
@@ -439,7 +439,7 @@ CHECKSUMS
   ansi (1.5.0) sha256=5408253274e33d9d27d4a98c46d2998266fd51cba58a7eb9d08f50e57ed23592
   appraisal2 (3.0.6) sha256=09387896b6c8c8c0ff0749af691ddff5e3168de2f06b591a80d8fd8b6394d147
   ast (2.4.3) sha256=954615157c1d6a382bc27d690d973195e79db7f55e9765ac7c481c60bdb4d383
-  ast-merge (4.0.5)
+  ast-merge (4.0.6)
   backports (3.25.3) sha256=94298d32dc3c40ca15633b54e282780b49e2db0c045f602ea1907e4f63a17235
   benchmark (0.5.0) sha256=465df122341aedcb81a2a24b4d3bd19b6c67c1530713fd533f3ff034e419236c
   bigdecimal (3.3.1) sha256=eaa01e228be54c4f9f53bf3cc34fe3d5e845c31963e7fcc5bedb05a4e7d52218

docs/Ast.html

@@ -124,7 +124,7 @@ <h2>Overview</h2><div class="docstring">
 </div>
 
       <div id="footer">
-  Generated on Thu Feb 19 03:43:05 2026 by
+  Generated on Thu Feb 19 03:50:05 2026 by
   <a href="https://yardoc.org" title="Yay! A Ruby Documentation Tool" target="_parent">yard</a>
   0.9.38 (ruby-4.0.1).
 </div>

docs/Ast/Merge.html

@@ -158,7 +158,7 @@ <h2>
 </div>
 
       <div id="footer">
-  Generated on Thu Feb 19 03:43:05 2026 by
+  Generated on Thu Feb 19 03:50:05 2026 by
   <a href="https://yardoc.org" title="Yay! A Ruby Documentation Tool" target="_parent">yard</a>
   0.9.38 (ruby-4.0.1).
 </div>

docs/Ast/Merge/AstNode.html

@@ -2321,7 +2321,7 @@ <h3 class="signature " id="unwrap-instance_method">
 </div>
 
       <div id="footer">
-  Generated on Thu Feb 19 03:43:05 2026 by
+  Generated on Thu Feb 19 03:50:05 2026 by
   <a href="https://yardoc.org" title="Yay! A Ruby Documentation Tool" target="_parent">yard</a>
   0.9.38 (ruby-4.0.1).
 </div>

docs/Ast/Merge/AstNode/Location.html

@@ -591,7 +591,7 @@ <h3 class="signature first" id="cover?-instance_method">
 </div>
 
       <div id="footer">
-  Generated on Thu Feb 19 03:43:06 2026 by
+  Generated on Thu Feb 19 03:50:05 2026 by
   <a href="https://yardoc.org" title="Yay! A Ruby Documentation Tool" target="_parent">yard</a>
   0.9.38 (ruby-4.0.1).
 </div>

docs/Ast/Merge/AstNode/Point.html

@@ -550,7 +550,7 @@ <h3 class="signature " id="to_s-instance_method">
 </div>
 
       <div id="footer">
-  Generated on Thu Feb 19 03:43:05 2026 by
+  Generated on Thu Feb 19 03:50:05 2026 by
   <a href="https://yardoc.org" title="Yay! A Ruby Documentation Tool" target="_parent">yard</a>
   0.9.38 (ruby-4.0.1).
 </div>

docs/Ast/Merge/Comment.html

@@ -154,7 +154,7 @@ <h5 class="example_title"><div class='inline'><p>Auto-detecting style</p>
 </div>
 
       <div id="footer">
-  Generated on Thu Feb 19 03:43:05 2026 by
+  Generated on Thu Feb 19 03:50:05 2026 by
   <a href="https://yardoc.org" title="Yay! A Ruby Documentation Tool" target="_parent">yard</a>
   0.9.38 (ruby-4.0.1).
 </div>

docs/Ast/Merge/Comment/Block.html

@@ -1137,7 +1137,7 @@ <h3 class="signature " id="type-instance_method">
 </div>
 
       <div id="footer">
-  Generated on Thu Feb 19 03:43:06 2026 by
+  Generated on Thu Feb 19 03:50:05 2026 by
   <a href="https://yardoc.org" title="Yay! A Ruby Documentation Tool" target="_parent">yard</a>
   0.9.38 (ruby-4.0.1).
 </div>

docs/Ast/Merge/Comment/Empty.html

@@ -911,7 +911,7 @@ <h3 class="signature " id="type-instance_method">
 </div>
 
       <div id="footer">
-  Generated on Thu Feb 19 03:43:06 2026 by
+  Generated on Thu Feb 19 03:50:05 2026 by
   <a href="https://yardoc.org" title="Yay! A Ruby Documentation Tool" target="_parent">yard</a>
   0.9.38 (ruby-4.0.1).
 </div>