Prepare 3.0.0 release

* Update CHANGELOG
* Update README
* Bump minimum Ruby version to 2.6.0

CHANGELOG.md

@@ -1,12 +1,13 @@
 # Changelog
 
-## 3.0.0 (unreleased)
-
-- Change dependency from zip_tricks to zip_kit
-- Allow ZipKit streamer to be passed in as output destination. In that case the Streamer can be closed externally
-- Remove IO wrappers and leave just the ZIP output wrapper, as it is the only one which would produce useable output
-- Ensure the gem can use the ZipKit Rails streaming helper for output
-- Switch from Travis-CI to Github Actions
+## 3.0.0 (2024-12-28)
+
+- Change dependency from zip\_tricks to zip\_kit (#57)
+- Switch from Travis-CI to Github Actions (#58)
+- Allow ZipKit streamer to be passed in as output destination (#59)
+- Remove IO wrappers and leave just the ZIP output wrapper (#59)
+- Ensure the gem can use the ZipKit Rails streaming helper for output (#59)
+- Drop support for Ruby < 2.6.0 (required for zip\_kit gem)
 
 ## 2.4.0 (2020-06-27)
 

README.md

@@ -137,10 +137,6 @@ If you are using an older Ruby version you can use the following in your Gemfile
 gem 'xlsxtream', '< 3'
 ```
 
-* The last version with support for Ruby 1.9.1 is 1.2.0.
-* The last version with support for Ruby 1.9.2 is 1.3.2.
-* The last version with support for Ruby 2.1.x is 2.4.x
-
 ## Development
 
 After checking out the repo, run `bin/setup` to install dependencies. Then, run `rake test` to run the tests. You can also run `bin/console` for an interactive prompt that will allow you to experiment.

xlsxtream.gemspec

@@ -18,7 +18,7 @@ Gem::Specification.new do |spec|
   spec.bindir        = "exe"
   spec.executables   = spec.files.grep(%r{^exe/}) { |f| File.basename(f) }
   spec.require_paths = ["lib"]
-  spec.required_ruby_version = ">= 2.1.0"
+  spec.required_ruby_version = ">= 2.6.0"
 
   spec.add_dependency "zip_kit", ">= 6.2", "< 7"