Preparing for release, 2.6.0.

Author: dblock

CHANGELOG.md

@@ -1,10 +1,9 @@
-### 2.5.3 (Next)
+### 2.6.0 (2025/05/24)
 
 * [#549](https://github.com/slack-ruby/slack-ruby-client/pull/549): Add group ID formatting support for message mentions - [@n0h0](https://github.com/n0h0).
 * [#553](https://github.com/slack-ruby/slack-ruby-client/pull/553): Use `secure_compare` during signature verification - [@hieuk09](https://github.com/hieuk09).
 * [#555](https://github.com/slack-ruby/slack-ruby-client/pull/555): Make page size in resolving IDs configurable - [@eizengan](https://github.com/eizengan).
 * [#547](https://github.com/slack-ruby/slack-ruby-client/pull/547): Update API from [slack-api-ref@1ee282e](https://github.com/slack-ruby/slack-api-ref/commit/1ee282e) - [@slack-ruby-ci-bot](https://github.com/apps/slack-ruby-ci-bot).
-* Your contribution here.
 
 ### 2.5.2 (2025/02/19)
 

Gemfile

@@ -14,9 +14,12 @@ end
 
 group :test do
   gem 'activesupport'
+  gem 'base64'
+  gem 'bigdecimal'
   gem 'erubis'
   gem 'faraday-typhoeus'
   gem 'json-schema'
+  gem 'mutex_m'
   gem 'racc'
   gem 'rake', '~> 13'
   gem 'rspec'

README.md

@@ -82,7 +82,7 @@ A Ruby client for the Slack [Web](https://api.slack.com/web), [RealTime Messagin
 
 ## Stable Release
 
-You're reading the documentation for the **next** release of slack-ruby-client. Please see the documentation for the [last stable release, v2.5.2](https://github.com/slack-ruby/slack-ruby-client/blob/v2.5.2/README.md) unless you're integrating with HEAD. See [UPGRADING](UPGRADING.md) when upgrading from an older version.
+You're reading the documentation for the **stable** release of slack-ruby-client. See [UPGRADING](UPGRADING.md) when upgrading from an older version.
 
 ## Installation
 

lib/slack/version.rb

@@ -1,4 +1,4 @@
 # frozen_string_literal: true
 module Slack
-  VERSION = '2.5.3'
+  VERSION = '2.6.0'
 end