We can't update docker manifest with another tag name

Author: hsbt

.github/workflows/build.yml

@@ -146,15 +146,3 @@ jobs:
              ruby_version="${{ env.ruby_version }}" \
              ubuntu_version="${{ matrix.ubuntu_version }}" \
              image_version_suffix=${{ matrix.image_version_suffix }}
-
-    - name: Push the same image without the ubuntu version
-      if: matrix.ubuntu_version == 'noble'
-      run: |-
-        docker tag ${{ matrix.registry_name }}/ruby:${{ env.ruby_version }}${{ matrix.image_version_suffix }}-${{ matrix.ubuntu_version }} ${{ matrix.registry_name }}/ruby:${{ env.ruby_version }}${{ matrix.image_version_suffix }}
-        docker push ${{ matrix.registry_name }}/ruby:${{ env.ruby_version }}${{ matrix.image_version_suffix }}
-
-    - name: Push the latest image
-      if: matrix.ubuntu_version == 'noble' && contains(${{ env.ruby_version }}, '3.4.') && matrix.image_version_suffix == ''
-      run: |-
-        docker tag ${{ matrix.registry_name }}/ruby:${{ env.ruby_version }} ${{ matrix.registry_name }}/ruby:latest
-        docker push ${{ matrix.registry_name }}/ruby:latest

Rakefile

@@ -1,4 +1,5 @@
-LATEST_UBUNTU_VERSION = "jammy"
+LATEST_UBUNTU_VERSION = "noble"
+LATEST_RUBY_VERSION = "3.4"
 
 def download(url)
   require "net/http"
@@ -271,8 +272,17 @@ namespace :docker do
         ['--amend', manifest_name]
       }.flatten
 
+      latest_tag = nil
       tags.each do |tag|
         sh 'docker', 'manifest', 'create', "#{tag}", *amend_args
+        if tag =~ /#{LATEST_UBUNTU_VERSION}/
+          non_ubuntu_tag = tag.sub(/-#{LATEST_UBUNTU_VERSION}/, '')
+          sh 'docker', 'manifest', 'create', "#{non_ubuntu_tag}", *amend_args
+          if image_version_suffix.empty? && ruby_version =~ /^#{LATEST_RUBY_VERSION}/ && latest_tag.nil?
+            latest_tag = tag.sub(/#{ruby_version}-#{LATEST_UBUNTU_VERSION}/, "latest")
+            sh 'docker', 'manifest', 'create', "#{latest_tag}", *amend_args
+          end
+        end
       end
     end
 
@@ -282,8 +292,17 @@ namespace :docker do
 
       _, tags = make_tags(ruby_version, image_version_suffix)
 
+      latest_tag = nil
       tags.each do |tag|
         sh 'docker', 'manifest', 'push', "#{tag}"
+        if tag =~ /#{LATEST_UBUNTU_VERSION}/
+          non_ubuntu_tag = tag.sub(/-#{LATEST_UBUNTU_VERSION}/, '')
+          sh 'docker', 'manifest', 'push', "#{non_ubuntu_tag}"
+          if image_version_suffix.empty? && ruby_version =~ /^#{LATEST_RUBY_VERSION}/ && latest_tag.nil?
+            latest_tag = tag.sub(/#{ruby_version}-#{LATEST_UBUNTU_VERSION}/, "latest")
+            sh 'docker', 'manifest', 'push', "#{latest_tag}"
+          end
+        end
       end
     end
   end