Added 3.6.9 release announcement

Author: deivid-rodriguez

_posts/2025-05-13-3.6.9-released.md

@@ -0,0 +1,51 @@
+---
+title: 3.6.9 Released
+layout: post
+author: David Rodríguez
+author_email: deivid.rodriguez@riseup.net
+---
+
+RubyGems 3.6.9 includes enhancements, performance and documentation.
+
+To update to the latest RubyGems you can run:
+
+    gem update --system
+
+To install RubyGems by hand see the [Download RubyGems][download] page.
+
+
+_## Enhancements:_
+
+* Add mtime to Gem::Package::TarWriter#add_file argument. Pull request
+  [#8673](https://github.com/rubygems/rubygems/pull/8673) by unasuke
+* Print webauthn authentication link as a separate line to make it easier
+  to visit. Pull request
+  [#8663](https://github.com/rubygems/rubygems/pull/8663) by mperham
+* Remove shellwords autoload. Pull request
+  [#8644](https://github.com/rubygems/rubygems/pull/8644) by
+  deivid-rodriguez
+* Installs bundler 2.6.9 as a default gem.
+
+_## Performance:_
+
+* Avoid unnecessary splat allocation. Pull request
+  [#8640](https://github.com/rubygems/rubygems/pull/8640) by jeremyevans
+
+_## Documentation:_
+
+* Fix typo in Changelog for 3.6.0 / 2024-12-16. Pull request
+  [#8638](https://github.com/rubygems/rubygems/pull/8638) by thatrobotdev
+
+
+SHA256 Checksums:
+
+* rubygems-3.6.9.tgz  
+  ffdd46c6adbecb9dac561cc003666406efd2ed93ca21b5fcc47062025007209d
+* rubygems-3.6.9.zip  
+  e0eb0fac9daa831f779d17b066d84d4484a85f54b5ae55fbf43694057dc7da2f
+* rubygems-update-3.6.9.gem  
+  42af98d115989aaf3e30d35f615f24da68a7902f9e642dad969981f446c90873
+
+
+[download]: https://rubygems.org/pages/download
+