Merge pull request #201 from ruby-go-gem/fix_changelog_generator

Fix release workflow

Author: sue445

.github/workflows/release.yml

@@ -16,9 +16,6 @@ jobs:
 
     steps:
       - uses: actions/checkout@v4
-        with:
-          fetch-depth: 100
-          fetch-tags: true
 
       - uses: ruby/setup-ruby@v1
         with:

_tools/changelog_generator/changelog_generator.rb

@@ -5,7 +5,9 @@
 
 # @return [String]
 def search_git_tags
-  `git tag`.each_line.map(&:strip).sort_by { |tag| Gem::Version.create(tag.delete_prefix("v")) }.reverse
+  releases = JSON.parse(`gh release list --json tagName`)
+  tag_names = releases.map { |release| release["tagName"] }
+  tag_names.sort_by { |tag| Gem::Version.create(tag.delete_prefix("v")) }.reverse
 end
 
 # @param before [String]